Let I(x) be the statement "x has an Internet connection" and C(x, y) be the statement " x and y have chatted over the Internet," where the domain for the variables x and y consists of all students in your class. Use quantifiers to express each of these statements.

a. Everyone in your class with an internet connection has chatted over the Internet with at least one other student in your class

b. There are at least two students in your class who have not chatted with the same person in your class.