Which of the following resonating structure is most stable ?

Options

A. `CH_(3) -underset(..)(ddotO)-CH=CH-overset(o+)(C)H_(2)`
B. `CH_(3) -underset(..)(ddotO)-overset(o+)(C)H_(2)-CH=CH_(2)`
C. `CH_(3) -underset(..)(ddotO)-overset(o+)(C)H_(2)-overset(Theta)(C)H-overset(o+)(C)H_(2)`
D. `CH_(3)-overset(o+)underset(..)(O)=CH-CH=CH_(2)`

Answer

B

Explanation

Polar complete octet