Answer:
Teotihuacan
Explanation:
Teotihuacan began as a religious center in the Mexican Highlands around the first century CE. It became the largest and most populated center in the pre-Columbian Americas. that is all I know about it
The Caucasus Mountains are found between the Black and Caspian Seas.
Explanation:
1. Oxygen, without oxygen no human can live, In space, there Is zero oxygen
2. Water, Astronauts will definitely need some sort of water since nearly every living thing requires It
D. Greenhouse gas feddback
I'm not for sure but I believe this is the answer sorry if I get it wrong in advance
Answer:
I believe the answer is B.
