Question

the existence of both the senate and the house of representatives allows for various checks and balances.
a. true
b. false

Explanation:

In the U.S. legislative system, the Senate and the House of Representatives (the two chambers of Congress) have different powers and roles. They can check and balance each other, for example, in the law - making process (a bill needs to pass both chambers, they can amend each other's bills, etc.). So the statement is true.

Answer:

a. True