$\left[\mathrm{P}\right]$ on treatment with ${\mathrm{Br}}_2/{\mathrm{FeBr}}_3$ in ${\mathrm{CCl}}_4$ produced a single isomer ${\mathrm{C}}_8{\mathrm{H}}_7{\mathrm{O}}_2\mathrm{Br}$ wile heating $\left[\mathrm{P}\right]$ with sodalime gives toluene. The compound $\left[\mathrm{P}\right]$ is:

The total number of monohalogenated organic products in the following (including stereoisomers) reaction is

$$\begin{gathered} \underset{(\mathrm{Simplest} \mathrm{optically} \\ \mathrm{active} \mathrm{alkene})}{\mathrm{A}} \underset{\left(\mathrm{ii}\right) {\mathrm{X}}_2/∆}{\overset{\left(\mathrm{i}\right) {\mathrm{H}}_2/\mathrm{Ni}/∆}{\to }} \end{gathered}$$

consider the above reaction, and choose the correct statement:

Which one of the following is the major product of the given reaction?

For the given reaction:

What is $\mathrm{A}$?

The major product formed in the following reaction is: