Ally is a set designer who is working on a play she decides to vary the proportion of the sizes of objects and props on the set to create different dramatic effects which aesthetic tool is she using a)line b)mass c) space d) texture

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know

hey.

the answer is. b) to protect migrating native american tribes .

and, c) to protect migrating native american tribes .

hope this , if it does, consider marking me brainiest! uwu