When did INS Sunayna arrive at Port Victoria,

Three of the following four letter-clusters are alike in a certain way and one is different. Choose the odd one.

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

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

Find the ODD one out from the given options. 

Find the odd one out.

Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number-pair that is different.

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

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

Find the odd one out