C and d ARE THE CORRECT ANSWERS
1= form and light
2=depth
refer to these websites for more info on both illusions
1- thevirtualinstructor.com/hatchingcrosshatching.html
2- www.udel.edu/artfoundations/beg_paintingtechniques.html
Hi there!
The answer is D.
As in "realistically proportioned", it means if you were to stand in a position next to the object or person, it would be how you see things. In this case, the answer would be at the foot level of a person.
Hope this helps!
Pilgrimage to Cythera is the painting not based on a true event