`CH_(3)-CH_(2)-CH_(2)-C-=CH+overset("Lithium amide")(LiNH_(2))to(A)overset((CH_(3))_(2)SO_(4))(to)(B)`
Give the structural formula of compound (B):
A. `CH_(3)-(CH_(2))_(2)-C-=C-SO_(3)H`
B. `CH_(3)-(CH_(2))_(2)-C-=C-CH_(3)`
C. `CH_(3)-(CH_(2))_(2)-C-=C-CH_(2)-O-overset(O)overset(||)underset(O)underset(||)(S)-H`
D. `CH_(3)-CH_(2)-C-=C-CH_(2)`