Idioms and Phrases - Verbal and Reasoning

In the following questions four alternatives are given for the idiom/phraseitalicised and underlinedin the sentence. Choose the alternative which best expresses the meaning of idiom/phrase.
Q1:

The clerk wiped the nose of his employer by submitting a false bill and was dismissed from his job.

A Cleaned the nose

B Cheated

C Abused

D Slapped

ANS:B - Cheated

No answer description is available.