Given that the universal set, ξ = {x : 1 ≤ x ≤ 12 and x is an integer} and the sets P = {x : x is a prime number}, Q = (x : x is a multiple of 4} and R = {2,3,8,9}. The elements of the set (Q ∪ R)' ∩ P are:
1
{2, 3}
2
{2, 3, 5}
3
{5, 7, 11}
4
{1, 5, 7, 11}