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:

Sobhraj could be easily arrested because the police were tipped off in a advance.

A Toppled over

B Bribed

C Given advance information

D Threatened

ANS:C - Given advance information

No answer description is available.