Suggest a method to separate a mixture of acetone and ethanol.

$A$ miscible mixture of $C_6H_6 + CHCl_3$ can be separated by

Which of the following undergoes sublimation?

Which of the following compounds shows sublimation?

Separation of $Acetone$ and $Benzene$ from their mixture is carried out by

Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A:$ $A$ mixture contains benzoic acid and naphthalene. The pure benzoic acid can be separated out by the use of benzene.
Reason $R:$ Benzoic acid is soluble in hot water.
In the light of the above statements,choose the most appropriate answer from the options given below.