Final answer:
The Writ of habeas corpus is the constitutional right that forbids Congress from sending a person to prison. It ensures individuals have the right to challenge their arrest or detention. Therefore, the correct option is D
Step-by-step explanation:
The constitutional right that forbids Congress from sending a person to prison is the Writ of habeas corpus. The Writ of habeas corpus is a legal action that requires a person who has been arrested or detained to be brought before a judge to determine if the detention is lawful. It ensures that individuals have the right to challenge their arrest or detention and prevents Congress from arbitrarily imprisoning individuals without due process.