Choose the correct colour of the product for the following reaction.

Given below are two statements:

Statement I : Pure Aniline and other arylamines are usually colourless.

Statement II : Arylamines get coloured on storage due to atmospheric reduction.

In the light of the above statements, choose the most appropriate answer from the options given below :

Increasing order of stability of the resonance structures is :

Choose the correct answer from the options given below :

The Hinsberg reagent is