Active or passive voice? the old shed was painted bright blue by the man’s son

Passive because when you see the phrase "by the" it means it's passive. If it was active it would be: The man's son painted the old shed in bright blue.

Explanation:

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you will find groups such as germans, acadians, irish/scots, french, spanish, anglo/americans, african americans, and native americans. you are looking for the contributions that each of these groups provided to the settlement of louisiana.