Sample of 2,3-dibromo-3-methylpentane is heated with zinc dust. The resulting products is isolated and heated with HI in the presence of phosphorus. Indicate which is the structure that represents the final product in the reaction:
A. `H_(2)C=CH-underset(CH_(3))underset(|)(CH)-CH_(2)-CH_(3)`
B. `CH_(3)-CH_(2)-underset(CH_(3))underset(|)CH-CH_(2)-CH_(3)`
C. `CH_(3)-CHI-underset(CH_(3))underset(|)CH-CH_(2)-CH_(3)`
D. none of the above