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:

His friends advised him to be fair and square in his dealings.

A Careful

B Considerate

C Polite

D Upright

ANS:D - Upright

No answer description is available.