Above reaction takes place in three steps :
Step a
Step b

Consider the following aldehydes
`{:(HCHO,"CCl"_(3)CHO,CH_(3)CHO,C_(6)H_(5)CHO),(" (a)"," (b)"," (c)"," (d)"):}`
The reaction is not given by

Options

A. a, b
B. b, c
C. c, a
D. only c.

Answer

D