If the starting material is $1-$methyl$-1,2-$epoxycyclopentane,determine which compound correctly represents the product of its reaction with sodium methoxide in methanol.

What will be obtained by the hydrolysis of the following compound in aqueous acetone?

The major product in the following reaction sequence is:

What will be the order of reactivity of the following alcohols towards concentrated $HCl$?

Read the following statements carefully :
$(A)$ $A$ secondary alcohol on oxidation gives a ketone
$(B)$ Ethanol reacts with conc. $H_2SO_4$ at $180\,^{\circ}C$ to yield ethylene
$(C)$ Methanol reacts with iodine and sodium hydroxide to give a yellow precipitate of iodoform
$(D)$ Hydrogen gas is liberated when sodium is added to alcohol. Select the correct statements from the above set:

Match the items of column $-I$ with the items of column $-II$.

Column $-I$	Column $-II$
$(A)$ Methanol	$(1)$ Conversion of phenol to $o-$hydroxybenzoic acid
$(B)$ Kolbe's reaction	$(2)$ Ethyl alcohol
$(C)$ Williamson's synthesis	$(3)$ Conversion of phenol to salicylaldehyde
$(D)$ Conversion of $2^o-$ alcohol to ketone	$(4)$ Wood spirit
$(E)$ Reimer-Tiemann reaction	$(5)$ Heated copper at $573 \ K$
$(F)$ Fermentation	$(6)$ Reaction of alkyl halide with sodium alkoxide