题目内容：
The Slamma Jamma Sorority held a party. The sorority prepared the following budgetfor 50 expected attendees:Roomrental $150
Food 310
Entertainment 150
Decorations 75
Totals $685
Afterall bills for the party were paid, the total came to $760. Details are: $240 for room rental; $320 forfood; $145 for entertainment; and $75 for decorations. Fifty persons attended the party.
Whichof the following costs deserves further examination assuming the sorority usesthe management-by-exception rule?
A、Room rent deserves further explanation.
B、Food deserves further explanation.
C、Entertainment deserves further explanation.
D、Decorations deserve further explanation.
参考答案：