Given below are two statements :

Statement (I) : All the following compounds react with p-toluenesulfonyl chloride.

$$\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2 \quad\left(\mathrm{C}_6 \mathrm{H}_5\right)_2 \mathrm{NH} \quad\left(\mathrm{C}_6 \mathrm{H}_5\right)_3 \mathrm{N}$$

Statement (II) : Their products in the above reaction are soluble is aqueous $$\mathrm{NaOH}$$.

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

Given below are two statements :

Statement (I) : Kjeldahl method is applicable to estimate nitrogen in pyridine.

Statement (II) : The nitrogen present in pyridine can easily be converted into ammonium sulphate in Kjeldahl method.

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

Identify the product A in the following reaction.

Given below are two statements :

Statement I : Piciric acid is 2,4,6 - trinitrotoluene.

Statement II : Phenol - 2,4 - disulphonic acid is treated with Conc. $$\mathrm{HNO}_3$$ to get picric acid.

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