In addition to the Privileges and Immunities Clause, Article IV, Section 2 includes theFull Faith and Credit Clause. Enslaved Persons Clause. Federal Approval Clause. State Approval Clause.

The answer is: Enslaved persons clause.

Explanation:

Article IV, Section 2 states that it is wrong for any state to discriminate against citizens who originate from other states; in addition to this, Article IV, Section 2 states that when a citizen from one state is enslaved or a fugitive who is alleged to have committed a crime in another state (or second state), the second state is expected to return the citizen back to the state where they committed the crime.