Consider the following reaction
`underset((A))(CH_(3)CONH_(2)) overset(I)(rarr) underset((B))(CH_(3)NH_(2)) overset(II)(rarr) underset((C))(CH_(3)NC)`
Select correct statement (s)
A. Reaction I is called Hofmann bromamide reaction
B. Reaction II is called carbyl amine reaction
C. A can be converted into isomeric using `P_(2)O_(5)` and C can be converted into B by hydrolysis
D. All are correct statements.