Let set c = {even numbers between 1 and 99} and set d = {numbers between 1 and 150 that are evenly divisible by 10}.
what is c ∩ d?
a: {10, 20, 30, 40, 50, 60, 70, 80, 90}
b: {10, 20, 30, 40, 50, 60, 70, 80, 90, 100}
c: {all even numbers between 1 and 99}
d: {numbers between 1 and 150 that are evenly divisible by 10}