What is the role of $RNA$ polymerase $III$ in the process of transcription in Eukaryotes?

Identify the correct statement.

Messenger $RNA$ $(mRNA)$ is produced in:

Which of the following statements are correct?
$(i)$ From one molecule of $\text{DNA}$,several molecules of $\text{RNA}$ can be formed.
$(ii)$ The $\text{RNA}$ forming part is known as the translational unit.
$(iii)$ The promoter is located at the $5'$ upstream end.
$(iv)$ The promoter and terminator flank the structural gene in a transcription unit.

The $DNA$ strand on which $DNA$-dependent $RNA$ polymerase catalyzes transcription is called:

Transcription of $DNA$ is aided by