$A$ positive carbylamine test is given by

Which of the following reacts with Hinsberg reagent to give a product which is soluble in alkali?

Which of the following amines does not give the isocyanide test?

Which of the following compounds gives the dye test?

Given below are two statements:
Statement $I$: All the following compounds react with $p$-toluenesulfonyl chloride:
$C_6H_5NH_2$
$(C_6H_5)_2NH$
$(C_6H_5)_3N$
Statement $II$: Their products in the above reaction are soluble in aqueous $NaOH$.
In the light of the above statements,choose the correct answer from the options given below.

Among the following,the method which can be used for distinguishing aniline from ethylamine is