What is the reaction of benzaldehyde with aniline called?

The given reaction
$C_6H_5-CHO + Br-CH_2-COOC_2H_5 \xrightarrow[(ii) HOH/NH_4Cl, (iii) \Delta]{(i) Zn} C_6H_5-CH=CH-COOC_2H_5$
is known as:

Which of the following reagents should be used to carry out the above conversion $:-$
(Image shows the reduction of a ketone group to a secondary alcohol in the presence of an ester group)

$CH_3CH_2COCH_3 \xrightarrow{NaNO_2/HCl}$ Major product of this reaction is

Which of the following statements regarding chemical properties of acetophenone are wrong?
$(1)$ It is reduced to methyl phenyl carbinol by sodium and ethanol
$(2)$ It is oxidised to benzoic acid with acidified $KMnO_4$
$(3)$ It does not undergo electrophilic substitution like nitration at meta position
$(4)$ It does not undergo iodoform reaction with iodine and alkali

An organic compound $A$ on reaction with $PCC$ $(\text{Pyridinium chlorochromate})$ gives a compound $B$. $B$ on further reaction with $I_2$ and $NaOH$ forms tri-iodomethane. Identify the compound $A$.