Replacement of diazo group by other groups is helpful in preparing those substituted aromatic compounds which cannot be prepared which type of reaction?

Replacement of diazo group by other groups is helpful in preparing tho

1.	Replacement of diazo group by other groups is helpful in preparing those substituted aromatic compounds which cannot be prepared which type of reaction?
A.	Direct elimination
B.	Addition reaction
C.	Direct substitution
D.	Replacement reaction
Answer» D. Replacement reaction