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Match the following: List I List II A. Step up chopper 1. B. Class E chopper 2. C. Class D chopper 3. D. Class B chopper 4.

A-1, B-3, C-4, D-2
A-3, B-1, C-4, D-2
A-1, B-2, C-3, D-4
A-4, B-2, C-1, D-3

Correct Answer: A-3, B-1, C-4, D-2

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