Answer:
c. are so powerful because they scrutinize, hold hearings on, amend, and often kill legislation
Explanation:
Standing committees are permanent legislative committees set up in different points in time by the Senate and the House of Representative.
They are usually the first to consider, evaluate, modify, or reject legislation related to the issues that the standing committee focuses on. For example, the standing committee of the House of Representatives evaluates legislation related to national security affairs and terrorism threats.
Standing committees are very powerful, and often legislation either comes out of them, or is rejected in the committees before being voted on the Senate and House of Representatives floors.
