(10 points) Use quantifiers and predicates with more than one variable to express these statements. Make sure you clearly define how you are using those quantifiers, predicates, and variables. (a) Every computer science student needs a course in discrete mathematics. (b) There is a student in this class who owns a personal computer. (c) Every student in this class has taken at least one computer science course. (d) There is a student in this class who has taken at least one course in computer science