Question

what is a prepostion.​

Answer 1

Answer:

Prepositions are the words which define the position of a subject.

Example:

He is at school.

Here the word at is a Preposition as it defines the position of the subject 'He'

Answer 2

Answer:

A preposition is a word or group of words used before a noun, pronoun, or noun phrase to show direction, time, place, location, spatial relationships, or to introduce an object. Some examples of prepositions are words like "in," "at," "on," "of," and "to