Answer:True
Explanation: One of the major issues of Christianity in the early times or during the reformation periods is the INFALLIBILITY OF THE POPE AND THE USE SOLE USE IF THE BIBLE AS THE SOURCE OF AUTHORITY.
John Wycliffe is one of the theologians of the fourteenth century he was a great supporter for the reform of the Christian doctrine, he advocated that the Bible should be given to anyone who can read and understand.
Both John Huss and John Wycliffe are famous for their challenging of some of the doctrines of the Roman Catholic church during the fourteenth century.