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

Correct option is A

Students: These are learners or members of an institution.
Dean: A senior administrative officer in an institution.
Principal: The head of an educational institution.
Director: A high-ranking authority in an organization or institution.
Students represent a group of learners and do not hold an administrative position.
The other three (Dean, Principal, and Director) are administrative or authoritative roles.
Correct answer is (a) Students.