A historian comparing sculptures from ancient Greece and ancient Rome would most likely be trying to demonstrate a- the sequence of historical events. b- how a society changes over time. c- how societies are similar and different. d- the impact of past events on the present.

C. how societies are similar and different.

Explanation:

The question says sculptures from ancient Rome and ancient Greece are being compared therefore this tells us that the historian is carrying out a comparison between these two places or societies, by identifying the sculptures that they have in common as well as identifying those sculptures that are also not common or differences between both places.

the answer is use of support