In the executive branch, the president’s cabinet is made up of

supreme court justices.
the vice president.
trusted advisors.
family members.

Trusted advisors.

Explanation:

The President’s Cabinet is made up of the Vice President and the heads of  the15 federal executive departments, who are considered trusted advisors. The function of this body is to advise the President on matters related to executive departments, as Article II, Section 2, of the U.S. Constitution states:

"The President (...) when called into the actual service of the United States; he may require the opinion, in writing, of the principal officer in each of the executive departments, upon any subject relating to the duties of their respective offices..."