In each of the following, list the elements of the relation and give its domain and range, where U — {1, 2, 3, 4, 5}, and (x, y) is a member of U X U.

(a) \{x,y)\x = 2}

(d) {(x, y) \x = (1/2)?/}

(b) {(x,y)\y = 5\

(e) {{x,y)\y

(c) {(x,y)\y = 2x]