Recently implemented "shift-work equations" based on studies of the human sleep cycle have reduced sickness, sleeping on the job, fatigue among shift workers, and have raised production efficiency in various industries.
Sickness, sleeping on job, fatigue and have raised … this is not a parallel list of nouns because raised is a verb
(A) fatigue among shift workers, and have raised
This list is not parallel
(B) fatigue among shift workers, and raised
Sickness, sleeping on job, fatigue and raised … this is not a parallel list of nouns because raised is a verb
(C) and fatigue among shift workers while raising
The insertion of while means that the actions happened simultaneously
This is possibly correct answer
(D) lowered fatigue among shift workers, and raised
Reduced Sickness, sleeping, lowered and raised is not parallel list.
(E) and fatigue among shift workers was lowered while raising
Reduced… And fatigue… Lowered… is not a parallel list.
Spanning more than fifty years,
Friedrich Muller began his career in an unpromising apprenticeship as a Sanskrit scholar
and culminated in virtually every honor that European governments and learned societies could bestow.
Spanning more than… , F M … modifies the career of FM hence this sentence is incorrect.
There are two clauses that are connected with and.
(A) Muller began his career in an unpromising apprenticeship as
(B) Muller’s career began in an unpromising apprenticeship as
Apprenticeship As a SS. This is correct
(C) Muller’s career began with the unpromising apprenticeship of being
Of being is incorrect
(D) Muller had begun his career with the unpromising apprenticeship of being
Of being is incorrect
Had began is a past perfect tense used to compare two clauses
(E) the career of Muller has begun with an unpromising apprenticeship of
Has begun is in present perfect tense and culminated is in past tense. Hence this choice is incorrect.
Appp.. of is incorrect.