What is obtained by the reaction of acetamide with bromine and caustic soda?

Write chemical equations for the following reactions:
$(i)$ Reaction of ethanolic $NH_3$ with $C_2H_5-Cl$.
$(ii)$ Ammonolysis of benzyl chloride and reaction of amine so formed with two moles of $CH_3-Cl$.

$CH_3CONH_2 \xrightarrow{Na + ROH} Z + H_2O$. What is $Z$?

Which compound gives ethanamine upon heating with $[KOH + Br_2]$?

Acetamide is treated with the following reagents separately. Which one of these would yield methylamine?

$A$ $\xrightarrow[{CHCl_3}]{{KOH}} B$ $\xrightarrow[{H^\oplus}]{{LiAlH_4}} CH_3CH_2NHCH_3$
Identify compound $A$.