Need help! 35 points (couldn't find something for the subject but here)

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.

Axel is thinking abou replacing the word astounded. which word would best to make the tone of the sentence more negative? a) surprised b) shocked c) astonished d) amazed

The adoption of allowed classical music to have much more effective dynamic ranges.