Select the suitable reagent for the conversion shown below:

The major product $(P)$ in the reaction
$Ph-CH=CH-CH_2Br \xrightarrow{HBr} ?(P)$
$[$where $Ph$ is $-C_6H_5]$ is ....

The major product formed in the following reaction is:

Consider the following reactions:
$X + HCl \xrightarrow{\text{Anhydrous } AlCl_3} C_2H_5Cl$ (Addition)
$Y \xrightarrow{\text{Anhydrous } ZnCl_2 / HCl} C_2H_5Cl$ (Substitution)
$Y$ can be converted to $X$ on heating with $...$ at $...$ temperature:

Which of the following is the major product in the following reaction?

What is $A$ in the following reaction?
$C_6H_5-CH_2-CH=CH_2 + HCl \rightarrow A$