He was trying to say that the fact that the catholic church was the one holding all the power with the tradition and people were blindly following the Church without having any knowledge of the word of God itself, the bible.
Since believing and following the word of Christ is not the same thing as blindly following what someone tells you to be the word of Christ.
The answers are B.Islam is a monotheistic religion. Monotheistic means one god and they believe in Allah and C. Islam was founded on the teachings of Abu Bakr.