Answer:
D. Caldera
Explanation:
Caldera
(noun)
a large volcanic crater, especially one formed by major eruption leading to the collapse of the mouth of the volcano.
Your answer would be as said above *Caldera*
Answer:
m<DEF = 90⁰
Each angle of the square is equal to 90⁰
Make a pie chart because it is the best at showing percentages. Charts are useful for organizing information because they have all the information clearly stated in front of you.