Let A = {red, blue, green}, B ={green, red, blue}, C ={red, blue, green, purple}, D ={0,2,4,6, ...}, and E = {2,4,6,8, ...}. Select statements below that are true.
a) A and B are equal sets
b) C is a subset of A
c) D is an infinite set
d) E is the set of prime numbers