15. There are 11 different food items in a buffet. A customer is asked to get a certain number of, items. If the customer has 330 possible ways as a result, which of the following did he possibly, do?, A) Choose 4 out of the 11 items, C) Choose 8 out of the 11 items, B) Choose 6 out of the 11 items, D) Choose 7 out of the 11 items