a group of people united to promote a cause, such as the members of a party led by the speaker, is called…

a group of people united to promote a cause, such as the members of a party led by the speaker, is called a\ncaucus.\ncommittee.\nconstituent.\ncommunity.
Answer
Brief Explanations:
A caucus is a group of people united to promote a cause. A committee is a body appointed for a specific function. A constituent is a voter or member of a constituency. A community is a group living in the same area or having a common characteristic. The description fits the definition of a caucus.
Answer:
A. caucus