Which of the following is a Cabinet-level position?

The Secretary of Agriculture is a Cabinet-level position in the United States government. The Cabinet consists of the most senior appointed officers of the executive branch, these individuals serve as heads of federal departments and advise the President on various matters. The Secretary of Agriculture specifically oversees policies related to farming, forestry, and food.

The Chief Justice, while an important and high-ranking official, serves on the Supreme Court and is not a member of the Cabinet. The President's chief advisor can refer to various roles but does not directly correspond to an official Cabinet position. The Speaker of the House is a leadership role within the legislative branch and does not fall under the executive branch of government where Cabinet positions are located.

Understanding these roles helps clarify the structure of the U.S. government and the distinction between different branches and their respective officials.