The 1st, 2nd, and 3rd are true.
Answer:
No lo sé, pero gracias por los puntos.
Explanation:
Biosphere, relatively thin life-supporting stratum of Earth's surface, extending from a few kilometres into the atmosphere to the deep-sea vents of the ocean.
The correct choice is velocity=distance/time of v=d/t
if they are all part of the same species it would be a population