A. 3 or 4
B. 3
C. 2
D. 1
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The correct answer to the question: "A food chain has the following trophic levels:" is "3 or 4 ".
A. 3 or 4
B. 3
C. 2
D. 1
The correct answer to the question: "A food chain has the following trophic levels:" is "3 or 4 ".
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