In all other groups, there is a gap of two letters between second and third letters as in the alphabet.

Correct Option: D

In all other groups, there is a gap of two letters between second and third letters as in the alphabet.

In all other groups, first and third letters are equidistant from the middle letter as in the alphabet.

Correct Option: C

In all other groups, first and third letters are equidistant from the middle letter as in the alphabet.

In all other groups , number at the end is half of the position of sum of first and second letters in the alphabet. Except option (c), all are following a certain rule alphabet. except option (c), all are following a certain rule

Correct Option: C

In all other groups , number at the end is half of the position of sum of first and second letters in the alphabet. Except option (c), all are following a certain rule alphabet. except option (c), all are following a certain rule

Because ' Intestines' are inside the body.

Correct Option: A

Because ' Intestines' are inside the body.

In all pairs except (d), first is a tool which works on second.

Correct Option: D

In all pairs except (d), first is a tool which works on second.