674. Studies of the human sleep-wake cycle have practical relevance for matters ranging from duty assignments in nuclear submarines and air-traffic control towers to the staff of shifts in 24-hour factories.
(A) to the staff of
(B) to those who staff
(C) to the staffing of
(D) and staffing
(E) and the staff of
Solution:
Parallelism
To maintain parallelism, from X to Y structure is required.
Therefore, D and E are incorrect because they include and instead of to.
In A, staff of shifts in 24-hour factories. is awkward.
In B, (from X to Y) X is duty assignments If X has a noun then Y must have a noun or a gerund for parallelism. But in B, staff is used as a verb and hence, B is incorrect.
In C, parallelism is maintained through ranging from duty assignments in to the staffing of
Hence, C is the best choice.
Sentence Correction - 1000 Questions with Solution:
(A) to the staff of
(B) to those who staff
(C) to the staffing of
(D) and staffing
(E) and the staff of
Solution:
Parallelism
To maintain parallelism, from X to Y structure is required.
Therefore, D and E are incorrect because they include and instead of to.
In A, staff of shifts in 24-hour factories. is awkward.
In B, (from X to Y) X is duty assignments If X has a noun then Y must have a noun or a gerund for parallelism. But in B, staff is used as a verb and hence, B is incorrect.
In C, parallelism is maintained through ranging from duty assignments in to the staffing of
Hence, C is the best choice.
Sentence Correction - 1000 Questions with Solution: