Question

If C = {integers divisible by 2 from 1 to 12} and D = {integers divisible by 4 from 1 to 16}, what is C n D?
Answer
{ }
{4, 8, 12}
{2, 4, 6, 8, 10, 12, 16}
{8, 12}

Answer 1

{4, 8, 12} divisible by both 2 n 4