Why are the Eighth Amendment's protections against cruel and unusual punishment important?

a. The Eighth Amendment protects life, liberty, and property by not allowing excessive bail, fines, and cruel and unusual punishment.
b. The Eighth Amendment protects juveniles, which are people who are younger than 16.
c. The Eighth Amendment protects life by making the death penalty unconstitutional.
d. The Eighth Amendment serves as a deterrent for future crimes.