(3) The domains are set of positive integers and the set of GMU Computer Science courses. Define the predicates . Pre (p, c) = "p is a prerequisite for course c," and R(c,n) "Course cis in the top n student ratings." Express each of the statements (a) - (b) using quantifiers, variables, logical connectives, and the predicates Pre (p,c) and R (c,n) . (a) All courses with prerequisites are in the top 50 in student atings. (b) Every course in the top 50 in student ratings has a prerequisite (3) The domains are set of positive integers and the set of GMU Computer Science courses. Define the predicates . Pre (p, c) = "p is a prerequisite for course c," and R(c,n) "Course cis in the top n student ratings." Express each of the statements (a) - (b) using quantifiers, variables, logical connectives, and the predicates Pre (p,c) and R (c,n) . (a) All courses with prerequisites are in the top 50 in student atings. (b) Every course in the top 50 in student ratings has a prerequisite