What is one way that early humans survived cold enviroments? A. They made clothes from wool.
B. They trained dogs to help them hunt.
C. They built cabins made of logs.
D. They discovered how to make fire.

A. They made clothes from wool.

Explanation:

if they had fire it would be no use because it was to cold so instead they can make warm wool cloths from the animals they had

C

Explanation:

The thing is D is wrong because I took the test A is obviously wrong, and D doesn't even relate to the question. So C is the only one left

b: the establishment clause  

b: socialism