Sentence Correction

The success of the program to eradicate smallpox has stimulated experts to
pursue what they had not previously considered possible -- better control, if not eradication, of the other infections such as measles and yaws.

A. what they had not previously considered possible -- better control, if not eradication, of the other infections such as

B. what they had not previously considered a possibility -- better control, if not eradication, of such infections like

C. something they had not previously considered possible -- better control, if not eradication, of such infections as

D. something not considered a previous possibility -- better control and perhaps eradication, of other infections such as

E. the possibility of what they had not previously considered possible - better control and possibly eradication of infections like

abhasjha wrote:The success of the program to eradicate smallpox has stimulated experts to
pursue what they had not previously considered possible -- better control, if not eradication, of the other infections such as measles and yaws.

A. what they had not previously considered possible -- better control, if not eradication, of the other infections such as

B. what they had not previously considered a possibility -- better control, if not eradication, of such infections like

C. something they had not previously considered possible -- better control, if not eradication, of such infections as

D. something not considered a previous possibility -- better control and perhaps eradication, of other infections such as

E. the possibility of what they had not previously considered possible - better control and possibly eradication of infections like

(b)/(e)- killed for use of like (to give examples-"such as" is used)
(d)-"previous possiblity" incorrect as it gives shitty meaning
(a)- generally "what" construction is considered wordy an also it refers to particular thing

bet on (c)

The success of the program to eradicate smallpox has stimulated experts to
pursue what they had not previously considered possible -- better control, if not eradication, of the other infections such as measles and yaws.

A. what they had not previously considered possible -- better control, if not eradication, of the other infections such as
B. what they had not previously considered a possibility -- better control, if not eradication, of such infections like
C. something they had not previously considered possible -- better control, if not eradication, of such infections as
D. something not considered a previous possibility -- better control and perhaps eradication, of other infections such as
E. the possibility of what they had not previously considered possible - better control and possibly eradication of infections like

A: control of THE other infections
Here, measles and yaws are offered as examples of THE other infections.
What exactly are the other infections?
Since the reader does not know, the use of THE other infections is inappropriate.
Eliminate A.

B and E: infections like measles
like cannot serve to introduce examples.
Eliminate B and E.

In D, possibility and perhaps are redundant.
Eliminate D.

The correct answer is C.