Jan Hus is known for his criticism of simony and the sale of indulgences
Answer: Option 3
Explanation:
Jan Hus is a theologian who played an important role in the Protestant movement. Hailing from Czech Republic, he spearheaded the movement even before John Calvin and Martin Luther King.
He went against simony i.e., the sale of religious and spiritual items and the sale of indulgences, be it partial or plenary indulgences. After beginning to lead the moment he was excommunicated by the church but that did not stop him from preaching.
And he continued to do so, only to be burnt at stake on July 1415 after being branded as a Heretic by the Catholic Church. He lived during the tenures of Popes like Pope Alexander V and Antipope John XXIII .
