Question

which power is exclusive to the senate?
impeaching officials
approving international treaties
introducing money bills
passing bills out of committee

Explanation:

The Senate has the exclusive power to approve international treaties (with a two - thirds majority). Impeaching officials (the House impeaches, the Senate tries). Introducing money bills is a House power. Passing bills out of committee is a power of both chambers in their respective processes.

Answer:

approving international treaties