The name of `CHO-CH=CH-NH_2` is
(A) 1-aminoprop-2-enal
(B) 3-amino-2-propenal
(C) 1-amino-2-formylethene
(D) 3-amino-1-oxoprop-2-ene

IUPAC name of CH_3 (CH_2)_2 NH_2 is

IUPAC name of (CH_(3))_(2)CH - CHO is

The name of the compound CH_(3)-CH_(2)-CHO is

The IUPAC name of the compound (1) 3-amino-4-chloro-2-methylpent-2-enoic acid (2) 2 -methyl-3-amino-4-chloro-2-pentenoic acid (3) 1 -hydroxy-1-oxo-2-methyl-3-amino-4-chloro-2- pentene (4) 3-amino-2,4-dimethyl-4-chloro-2-butenoic acid

Write the IUPAC name of CH_3-CH_2-CH(NH_2)-CH_3