1.

Match the following products with their starting substrates

A. A 4, B 1, C 2, D 3
B. A 1, B 4, C 2, D 3
C. A 2, B 3, C 1, D 4
D. A 3, B 4, C 2, D 1
Answer» B. A 1, B 4, C 2, D 3


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