Under the Accusatorial System Rationale, a Forced Confession Violates Due

Under the accusatorial system rationale, a forced confession violates due process, even if the confession is true, because:

A) a forced confession should be conclusively assumed to be unreliable.
B) the confession violates the Eighth Amendment prohibition against cruel and unusual punishment.
C) the state has the burden of proving guilt under our system.
D) a forced confession may be unreliable.