The sentence that uses preposition correctly is;
"The school bus finally arrived at the museum".
"at" is the preposition and "at the museum" is the prepositional phrase.
Further Explanation;
Preposition
- Prepositions are words that connects pronouns, nouns, or phrases with other words in a sentence. They are words that appear before a direct object or an indirect object.
- Prepositions act to connect objects, time, locations and directions of a given sentence. They are normally short words that are followed by a noun or a pronoun.
- Examples of prepositions include; since, at, before, after, besides, under, over, into, in, etc.
Preposition phrases
- They are phrases that contain a preposition as the head, an object or a noun and a modifier.
- Examples of preposition phrase; at the museum in the sentence, “The school bus finally arrived at the museum”.
- Prepositions introduce the object of a prepositional phrase. In the case, “at” is the preposition, and “the museum” is the subject of the preposition.
Functions of preposition
Preposition may perform the following functions
Key words: Preposition, preposition phrases, Uses of preposition phrases
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Level: High school
Subject: English
Topic: Parts of speech
Sub-topic: Preposition