Source message would be the answer you would be looking for
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." Prepositions in English are highly idiomatic.
Explanation:
examples: He sat on the chair.
There is some milk in the fridge.
She was hiding under the table.
The cat jumped off the counter.
He drove over the bridge.
She lost her ring at the beach.
The book belongs to Anthony.
They were sitting by the tree.
