A.) lines 6-9
If the British march
By land or sea from the town to-night,
Hang a lantern aloft in the belfry-arch
Of the North-Church-tower, as a signal-light, —
One if by land, and two if by sea;
I think the correct answer from the choices listed above is option C. Communication is considered ethical if it is relevant to the topic of discussion. Good communication is the use of the proper words for the given topic. Hope this answers the question.
C+A+T=CAT!!!!!!! lol!!!!!!