Help asap!! whats the answer

What are the two ways in which you can identify forms? cones and spheres are examples of (dark/artifical/geometric) forms, whereas mountains and trees are (natural/organic/light) forms.

Organum was first developed by religious singers adding another melody directly above the chant and mirroring the chant line. true false

Reporter christopher wren wrote about the miraculous escape from bombing of the dome of st. paul’s cathedral, designed by sir ernest pyle true or false