Choose the correct inequality for the following situation:
Vijay wants to keep the cost per person of his party under $15. The Party Place charges a flat fee of $250 for an all-inclusive party. Let g represent the number of guests, including himself, he can invite.
a) 15 < 250 ÷ g
b) 15 ≥ 250 ÷ g
c) 15 > 250 ÷ g
d) 15 ≤ 250 ÷ g