What does the word source mean in this sentence? O a supply
O a result
O a cause
O a beginning

A supply

Explanation:

From the writing on the attached picture, I see what is written on it and it says that

"These plants provide an important source to creatures that lives in the zone"

From all the aforelisted options, "a supply" is the one that best fits and can be substituted in the sentence. Insinuating that the plants provides a good supply to the organisms that exists in that particular habitat

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