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:

He is in the habit of throwing dust in his superiors eyes

A To put sand into eyes

B To make blind

C To deceive

D To show false things

ANS:C - To deceive

No answer description is available.