The correct $IUPAC$ name for the compound shown below is:

What is the $IUPAC$ name for the given compound?

Given below are two statements:
Statement $I$: $IUPAC$ name of Compound $A$ is $4-$chloro-$1, 3-$dinitrobenzene.
Statement $II$: $IUPAC$ name of Compound $B$ is $4-$ethyl-$2-$methylaniline.
In the light of the above statements,choose the most appropriate answer from the options given below:

The $IUPAC$ name of the following compound is

The $IUPAC$ name of the following compound is:

The $IUPAC$ name of $\beta$-ethoxy-$\alpha$-hydroxy propionic acid (trivial name) is: