Today, the federal government is
a. an enormous institution that creates a small number of programs affecting relatively few americans.
b. an enormous institution that creates a large number of programs affecting virtually all americans.
c. nonexistent in the lives of most americans.
d. a small institution that creates a small number of programs affecting relatively few americans.

B. An enormous institution that creates a large number of programs affecting virtually all Americans.

Explanation:

The Federal government is the national government of the United States and is composed of three branches, executive, legislative, and judicial. The decisions made by them affect not only all Americans, in some cases, but they also affect the rest of the world.

I hope this answer helps you.