Oxidation of which of the following by air in the presence of $V_2O_5$ gives phenol?

What is $A$ in the following reaction?

Identify the substrate $X$ in the following reaction. $X + O_2 \text{ (air)}$ $\xrightarrow[\text{ii) dil } HCl, \Delta]{\text{i) Co-naphthenate, } 423 \ K} \text{Phenol} + \text{Acetone}$

In the following reaction,
$X \xrightarrow[(ii) \text{ aq. acid}]{(i) \text{ O}_2, \text{ catalyst, heat}} \text{Phenol} + Y (C_6H_{10}O)$
$X$ and $Y$ respectively,are $......$

Identify the product $(A)$ in the following reaction.

Give the equations of reactions for the preparation of phenol from cumene.