Odd Man Out

Except Keyboard, all others are musical instruments.

In Dogs and Bark, Birds and chirp and Horse and Neigh, the second word is cry of the first word.

All except Bow are parts of a ship.

All other groups contain four consecutive letters in reverse alphabetical order.

761 is the only prime number in the group.

In all other groups, the number of letters skipped between two consecutive letters increases by one from left to right.

All except Hammer have a pointed end.

The difference of the other numbers except option (D) is divisible by 2.

In the other groups, the first letter is four letter ahead from the second letter and the third letter is three letters ahead from the first letter.

In all other groups, first and third letters as well as forth and second letters are alternate.