Amines

The major product of the following reaction is

Amongst the compounds given, the one that would form a brilliant colored dye on treatment with $\ce{NaNO2}$ in dil. HCl followed by addition to an alkaline solution of β-naphthol is

The correct functional group X and the reagent/reaction conditions Y in the following scheme are

In the reaction (4-methylbenzamide) $\xrightarrow[\text{(2) } \ce{C6H5COCl}]{\text{(1) } \ce{NaOH/Br2}}$ T, the structure of the Product T is

Match each of the compounds in Column I with its characteristic reaction(s) in Column II.