Which of the following colors is highly variable and can be either cool or slightly warm depending on how used

i believe the answer is: a.  abstract forms were often used to represent human figures.

representing human figures in abstract forms is often used in the geometric period, not hellenistic  period.   during the hellenistic  period,   aesthetic value derived from creating arts which mimic the actual shape of a certain object or individuals.

hope this ! < 3

classical and renaissance ideals. he mainly focused in historical paintings, so you could also say that he drew his artistic inspiration from the bible, since he depicted and painted many scenes from it.