QUES:
Who is they in the following sentence?

The DEA raided the Mexican Cartel's warehouse because they suspected a drug business was occurring.

ANS:
DEA


QUES:
Who is they in the following sentence?

The Drill Sergeants trained the troops aggressively so they could prepare them for the impending war.

ANS:
The Drill Sergeants


QUES:
Who is they in the following sentence?

Professors give a lot of advice to students, but they rarely care.

ANS:

students