The best way to deal with an impolite person is to __________him.
A ignore
B neglect
C omit
D overlook

这些选项的意思都差不多，可以逐个解释吗？谢谢！１０分送上！

先了解这几个词的意思
ignore
vt.
1. 不顾,不理会;忽视
His letters were ignored.
他的信无人理会。
Even the best of men ignored that simple rule.
甚至最优秀的人也忽略了那条简单的规则。
2. 【律】驳回
neglect
vt.
1. 忽视,忽略
He was so busy that he neglected his health.
他忙得连身体健康都无法顾及。
2. 疏忽,玩忽
He was dismissed for neglecting his duty.
他因玩忽职守而被解雇。
3. 漏做,忘了做[Y][+to-v][+v-ing]
She neglected paying the fine.
她忘了缴罚金。
Don't neglect to brush your teeth.
不要忘了刷牙。
He neglected to return the book.
他忘了还书。
n.
1. 忽略;疏忽;疏漏[U][(+of)]
These children were in a state of virtual neglect.
这些孩子实际上处于无人照管的状态。
The house hasn't been painted for years and years -- it's a sad case of neglect.
这间屋子已经多年没有粉刷了--这是个可悲的疏忽的例子。
He has shown a persistent neglect of duty.
他一贯玩忽职守。
omit
vt.
1. 遗漏;省略;删去[(+from)]
The typist omitted the last line of the letter.
打字员遗漏了信的最后一行字。
This part of the book may be omitted.
书的这一部分可以省略。
2. 忽略不做;忘记[Y][+to-v][+v-ing]
He omitted reading the second page.
他忘了读第二页。
He omitted to explain why he had been late.
他没有解释他为什么迟到。
overlook
vt.
1. 眺望;俯瞰
The house on the hill overlooks the valley.
小山上的房子俯瞰着山谷。
2. 看漏;忽略[+v-ing]
My calculation was wrong because I overlooked one tiny point.
由于我忽略了一个细微之处,我的计算错了。
3. 宽恕,宽容
He has been kind enough to overlook my fault.
他很宽容,原谅了我的错。
4. 【罕】细看;检查
He overlooked the contract before he signed it.
他在签字之前仔细阅读了合同。
5. 照管;监督;监视
She did not know that she was being overlooked by the woman next door.
她不知道隔壁邻居的女人一直在监视她。
6. 高耸于...之上
The monument overlooks the square.
纪念碑高耸在广场之上。


现在来区分一下：ignore 是故意不理睬,故意忽视
negelect 是漏做,疏忽，是不经意的忽视的意思
omit是省略 在一些参考答案上都出现
overlook大多意思是俯瞰
所以，根据语境，对待一个不礼貌的人应该是故意不理，用ignore
所以选A