Correct. The answer is a. The facial expressions and rich clothing of the two collectors suggest both the benefits they have received and those they hope to gain in the future from their profession.

Incorrect. The answer is a. The facial expressions and rich clothing of the two collectors suggest both the benefits they have received and those they hope to gain in the future from their profession.

Correct. The answer is b. Larger, more centralized states required more revenue. Thus, their leaders imposed new taxes and devised more efficient means of collecting them.

Incorrect. The answer is b. Larger, more centralized states required more revenue. Thus, their leaders imposed new taxes and devised more efficient means of collecting them.