Following the civil war the radical republicans in Congress

The leading Radicals in Congress were Thaddeus Stevens in the House and Charles Sumner in the Senate. Grant was elected as a Republican in 1868 and after the election he generally sided with the Radicals on Reconstruction policies and signed the Civil Rights Act of 1871 into law

Explanation:

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

hope this !

using the scientific method.