In architecture, what does form refer to a the material of a structure b the shape of a structure c the purpose of a structure

In architecture, what does form refer to the shape of a structure. The correct option among all the options that are given in the question is the second option or the penultimate option or option "B". he other choices can be neglected. I hope that this is the answer that has actually come to your desired help.

Kodak black lil yachty and techashi 69

Ihave no idea what are some of the examples