When did Prevention of Corruption Act, 1988 came into

Find the odd one out 

Find the one which does not belong to that group?

Three of the following words are alike in a certain manner and one is different. Select the odd word out.

Find the odd number pair from the given alternatives:

Find the odd one out.

Find out the odd word/letters/number/number pair from the given alternatives.

Find the odd set of numbers from the given alternatives?

Find the odd one out of the choices given therein.

Four pairs of numbers have been given, out of which three are alike in some manner, while one is different. Choose out the odd one.

Four words have been given, out of which three are a like in some manner and one is different. Select the odd word.