Islam is a monotheistic religion that recognizes the Koran as the inspired word of B) Allah. Muslims believe that the Koran was verbally revealed by God (Allah) to Mohammed through the angel Gabriel.
In that way, answer C) Mohammed is wrong because is seen as the Messenger and Prophet of God.
Answer A) Abraham is wrong because he is the common patriarch of the three Abrahamic religions (Judaism, Christianity, and Islam).
Answer D) Yahweh is also wrong because this is God in Judaism.