Correct Answer :
D. None of these
A. The quick-witted hostess pitched a tent that protected the guests at the garden party from the imminent rain.
B. Similar in so many ways, the twins could still be distinguished by their parents.
C. Based on the recent decline in enrollments, plans were made by the admissions office to reevaluate its recruitment strategies.
D. Unaccustomed to the rigors of college life, James allowed (or couldnt help etc.) his grades to drop.