Collectives, command economy, basic health care benefits, and price controls
A. It encouraged expansion by granting low-cost land to settlers
Answer: because there are too many opinions and it is hard to decide what to agree on so having separate parties makes it easier for people to vote and decide accurately
Explanation:
Access to food, water, shelter, and all basic human needs can hinder or help the growth of a civilization. Civilizations with similar environments or climates tend to develop on similar paths (because they run into the same problems/conveniences that have to be solved by human brains, which are wired to react to certain situations in certain ways.)