The two main architectural systems of frame construction are
a. the skeletons and the post-and intel
b. the materials and the truss
c. the design and the architect
d. the shell and the skeleton

answer; ; ; (d) the shell and the skeleton

the answer is d) i am 110% sure hope this

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