In the Middle Ages, an indulgence was An object with historical or Biblical Significance
A document that offered forgiveness for sin
A person who committed a sin or wrongdoing
A gift or monetary donation to the church

The correct answer is B a document that offered forgiveness for sin.

Explanation:

The indulgences were remissions of temporal penalty for sin. They were granted by the episcopal authority. Usually, it consists of saying a prayer once or many times, visit a particular place and perform good works. In the middle ages, the abuse of indulgences became a big problem in the Church.

B - A document that offered forgiveness for sin.

Explanation:

I Got It Right On Edge :)

caminas makes the most sense here since it means to walk.