Parliament: There is no such thing in the United States. There's a senate and a house of representatives where the governing bodies are elected.
House of Representatives: I sort of gave it away in the previous answer. This is the answer.
Supreme Court: These people are never elected. They are hand picked by the president and much be approved of by the house.
Constitutional Congress: I'm not sure what this is: in any event it is not the answer.
Military: You mean that tough drill Sargent is elected? Who'd vote for him? No this answer is just taking up space, but it is today's laugh.