Match the reactions in column $I$ with appropriate types of steps/reactive intermediate involved in these reactions as given in column $II$.
| Column $I$ | Column $II$ |
| :--- | :--- |
| $(A)$ $1-$phenylpentane$-1,4-$dione $\xrightarrow{aq. NaOH}$ $3-$phenylcyclopent$-2-$en$-1-$one | $(p)$ Nucleophilic substitution |
| $(B)$ $4-$chloro$-1-$phenylbutan$-1-$one $\xrightarrow{CH_3MgI}$ $2-$methyl$-2-$phenyltetrahydrofuran | $(q)$ Electrophilic substitution |
| $(C)$ $4-$hydroxy$-1-$phenylbutan$-1-$one $\xrightarrow{H_2SO_4}$ $2-$phenyl$-4,5-$dihydrofuran | $(r)$ Dehydration |
| $(D)$ $4-$methyl$-4-$phenylpentan$-1-$ol $\xrightarrow{H_2SO_4}$ $1,1-$dimethyl$-1,2,3,4-$tetrahydronaphthalene | $(s)$ Nucleophilic addition |
| | $(t)$ Carbanion |

• A
  $A$ $\rightarrow r, s \ and \ t, B$ $\rightarrow p \ and \ s, C$ $\rightarrow r \ and \ s, D$ $\rightarrow q \ and \ r$
• B
  $A$ $\rightarrow p, s \ and \ t, B$ $\rightarrow p \ and \ r, C$ $\rightarrow p \ and \ q, D$ $\rightarrow p \ and \ s$
• C
  $A$ $\rightarrow r, q \ and \ t, B$ $\rightarrow p \ and \ t, C$ $\rightarrow r \ and \ s, D$ $\rightarrow q \ and \ t$
• D
  $A$ $\rightarrow p, q \ and \ t, B$ $\rightarrow q \ and \ r, C$ $\rightarrow p \ and \ s, D$ $\rightarrow p \ and \ t$