What is the function of a mollusk's radula

A) it is used for movement

B) it is used for feeding

C) it is used for defense

D) it is used for repriduction

The function of a mollusk's radula would be known as to be used to " used for feeding". This would actually be compared to many things in the oral of a mouth. Such as the tongue, and other parts in the mouth.

B. Used for feeding, almost like a tongue.