Which of the following is not a moral or ethical argument in opposition to the death penalty?

A) Innocent people are executed.
B) The death penalty is imposed in a racially discriminatory manner.
C) retribution
D) Capital punishment is degrading to human dignity.

Retribution is a moral argument that supports the use of the death penalty as a form of punishment for grave crimes. The other options are ethical or moral arguments against the death penalty. A) concerns the potential execution of innocent individuals, B) addresses the inequality in the application of the death penalty, and D) asserts that the death penalty is a violation of human dignity.