The sphere contains humans is the .

biosphere

Explanation:

Note: Some scientists place humans in their own sphere called the "anthrosphere." For the purpose of this module, however, humans will be included as part of the biosphere. The word "biosphere" will be used in reference to all living things in Earth's system. The atmosphere contains all the air in Earth's system.

answer; for good luck

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.