Question

what is Preposition?​

Answer 1

Answer:

Prepositions and postpositions, together called adpositions, are a class of words used to express spatial or temporal relations or mark various semantic roles.

Answer 2

a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause, as in ‘the man on the platform’, ‘she arrived after dinner’, ‘what did you do it for ?’.