in which of following reaction rarrgement take place wth change in carbon skeleton ?

Options

A. `CH_(3)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)C-^(o+)CH_(2)`
B. `CH_(3)-CH_(2)CH_(2)^(o+)`
C. `CH_(3)-underset(CH_(3))underset(|)CH-CH_(2)-^(o+)CH_(2)`
D. `CH_(3)-CH^(o+)-CH_(3)`

Answer

a

Explanation

During `H^(Ө)` shifing carbon skelton do not change .