The prepositional phrase in the sentence above is:
- Throughout the world's oceans
<h3>What are prepositional phrases?</h3>
Prepositional phrases are groups of words that commence with prepositions.
Prepositions, on the other hand, express the relationship between one thing to another. The preposition, "throughout," began the prepositional phrase above.
Learn more about prepositional phrases here:
brainly.com/question/1841317
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