Provide an appropriate response.
Multiply: 2ab(3cd - 5ac - 7bd) =

A. 6abcd - 10a2bc + 14 ab2d
B. 6abcd - 10a2bc - 14 ab2d
C. 6abcd + 10a2bc + 14 ab2d
D. 6abcd + 10a2bc - 14 ab2d

Answer: D

Mathematics

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