Which translation of the passage best explains Macbeths reasoning for not murdering Duncan?

Macbeth was a very generous and popular king in his times. Macbeth was provoked by his wife that he should kill Duncan and become the king himself. Macbeth denied killing Duncan because he felt that it was absolutely clear to kill him. It was bound to make the country sad without any reason

the price of our current war is high; it costs money and it costs lives.

but it does not cost our pride. it does not cost the guilt that would arise from knowing that we did nothing to intervene while our neighboring nations fell to despotic leaders.

it does not cost the terror of knowing that our allies are unstable. it does not cost the fear that we, too, will be next to fall.

which sentence most accurately explains why the speaker's use of the parallel structure is effective in this passage?

a. it underscores that disagreement will not be tolerated and will be dealt with swiftly.

b. it makes the speaker seem like a decisive and capable leader.

c. it emphasizes reasons to fight and inspires listeners to aid the war effort.

d. it establishes the speaker's credibility by acknowledging the difficulties of war.