The 2015 House of Representatives committee that held hearings to investigate Hillary Clinton's use of private email services during her tenure as secretary of state is an example of a committee. standing select joint conference

The answer is standing committee

Explanation:

The standing committee is a committee of the house which is permanent in nature and which are charged with the responsibility of performing oversight functions on the agencies of government within their areas of coverage. They also have the power to investigate the activities of any officials of government by holding an hearing to investigate such government officials and at the end of the hearing their findings are brought to the committee of the whole for approval. The committee as part of their findings may recommend appropriate punishment that will be given to the officials of government found wanting in the course of their duties.