I.
A) Traveling with co-workers is a great chance
B) It is scientifically proven that
C) A jam-packed business trip doesn’t
II.
D) to get to know them on a deeper level.
E) running is beneficial for health.
F) allowed a lot of flexibility with time.

Options

A. B-E
B. A-D
C. C-F
D. Both A-D and B-E

Answer

D

Explanation

C and F when joined together make a meaningful sentence but it is grammatically incorrect. The verb that follows ‘does’ should be used in its base form.
The correct sentences are:
I) A jam-packed business trip doesn’t allow a lot of flexibility with time.
II) It is scientifically proven that running is beneficial for health.
III) Traveling with co-workers is a great chance to get to know them on a deeper level.