Which series of reactions will achieve the following transformation?

Options

A. `{:(1,,2),(Cl_(2)//C Cl_(4),,Br_(2)):}`
B. `{:(1,,2),(HBr,,Cl_(2)//C Cl_(4)):}`
C. `{:(Cl_(2)//C Cl_(4),,NBS//hv):}`
D. `{:(NBS//hv,,Cl_(2)//C Cl_(4)):}`

Answer

d

Explanation

`CH_(3)-CH=CH_(2)overset(NBS)toBr-CH_(2)-CH=CH_(2)-underset(Cl)underset(|)CH-overset(Cl)overset(|)CH_(2)`