The major product ' A ' of the following given reaction has \ \ \ \ sp^2 hybridized carbon atoms. 2,7-Dimethyl-2,6-octadiene → H^+ A (Major Product)

The major product ' $\displaystyle A$ ' of the following given reaction has \_\_\_\_ $\displaystyle \mathrm{sp}^2$ hybridized carbon atoms. $\displaystyle 2,7$-Dimethyl-$\displaystyle 2,6$-octadiene $\displaystyle \xrightarrow{\mathrm{H}^{+}}$ A (Major Product)