Which one of the following is someone who authorizes another to act as agent?

A. Interest Group

B. Reference Librarian

C. Conscientious Objector D. Constituent

The correct answer is D. Constituent

A constituent, also known as a principal, is someone who gives authorization to an agent to represent them in legal things. For example, if you want to buy an apartment but don't want to do the paperwork, you can pay an agent do to everything for you and finalize the purchase with their signature and it counts as if you did everything.