Answer:
About 3000 years, which is a very long time
Explanation:
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*
I think the warmest air can be found in the cT air mass. Hope this helped!