Reactivity of HCHO with the following Gr...

Reactivity of HCHO with the following Grignard reagent in the decreasing order is

A

`(4) gt (3) gt (2) gt (1)`

B

`(1) gt (2) gt (3) gt (4)`

C

`(2) gt (3) gt (1) gt (4)`

D

`(2) gt (3) gt (1) gt (4)`

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The correct Answer is:

D

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