Answer:
True
Explanation:
Their goal is is just to show their expanse
Extension of a point refers to a line! Hope that helps!
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