For following given compounds identify correct statement(s)

Options

A. All are basic
B. III is more basic than II
C. IV is the most basic of all
D. II is the least basic of all

Answer

A, B, C, D

Explanation

Resonance `uarr` basic charcter `darr`
W.DG `uarr` b.c `darr`
`CH_(3)-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-CH_(2)-overset(O)overset(||)C-OH overset(SOCl_(2))toCH_(3)-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-CH_(2)COCl overset((CH_(3))_(2)NH)to`