题目要求：假定你是李明，给A饭店经理写一封投诉信，包含下列内容。
要点：
1．投诉饭店一名服务员；
2．缘由是服务质量差，态度傲慢；
3．希望对方尽快处理此事；
参考词汇：傲慢( arrogant)；处理(deal with)。
注意：词数100个左右。

A. The giant machine could show different sections of the brain.
B. When people tell the truth, they use less sections of the brain than lying.
C. When you are lying, less sections of your brain are used.
D. The machine can always be fooled.