Which figure from the early 1500s do these statements describe?

(statement)
.he was a monk who criticized the church for the sale of indulgences.

.his 95 theses led to the reformation.

.he translated the bible into german because he wanted each individual to interpret the bible for himself.

.he was a professor of biblical studies at the university of wittenberg

a.
martin luther

b.
john knox

c.
henry viii

d.
ignatius loyola