Which among the following is obtained as major product $$\mathrm{x}$$ in the reaction stated below?

Anisole $$\mathrm{\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{conc.\,{H_2}S{O_4}}^{conc.\,HN{O_3}}}}$$ x

Identify secondary allylic alcohol from following.

Identify the reactant, reagent and condition of Kolbe's reaction from following.

Identify the product obtained when phenol reacts with concentrated sulphuric acid at $$293 \mathrm{~K}$$ ?