1000Sc problem : Parallelism error

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1000Sc problem : Parallelism error

by santoshs » Sat Jan 08, 2011 9:30 am
Q.No.343
If industrial pollution continues to deplete the ozone layer, the resulting increase in ultraviolet radiation will endanger human health, causing a rise in the incidence of skin cancer and eye disease, and perhaps even threatening global ecological systems.

(A) and perhaps even threatening
(B) and may even threaten
(C) and even a possible threat to
(D) as well as possibly threatening
(E) as well as a possible threat to

OA is B , can any one explain me why ?

Above Sc check parallelism between
ultraviolet radiation -> endanger human health -> skin cancer
-> eye disease
-> may even threaten global ecological systems

How the option B is parallel
Source: — Sentence Correction |

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by prachich1987 » Sat Jan 08, 2011 9:48 am
PLEASE MAKE A USE OF SPOILER WHILE WRITING OA.THANKS !

Here we need to maintain parallelism between 1) endanger & threaten
Hence threaten should be in its original form.
We can see only in option B, threaten is in its original form.
Hence it is B.

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