For This Pair of Items, Choose the Option That Best

For this pair of items, choose the option that best describes their relationship. (a) The amount of nitrogen in a fertilizer marked "15-10-5"
(b) The amount of nitrogen in a fertilizer marked "15-5-5"

A) Item (a) is greater than item (b) .
B) Item (a) is less than item (b) .
C) Item (a) is exactly or very approximately equal to item (b) .
D) Item (a) is unrelated to item (b) .