For every positive integer n, H(n) is a product of all even integers 2 to n inclusive. If p is the smallest prime factor of h(100) + 1 then p is ?
between 2 and 10
between 10 and 20
between 20 and 30
between 30 and 40
greater than 40
between 2 and 10
between 10 and 20
between 20 and 30
between 30 and 40
greater than 40
