Please help! I'll even give brainliest!! Add a filler sentence in this paragraph below that is informing at the same time
To summarize, while good animal research is beneficial to humans, the pain, suffering, and deaths of animals are not worth the possible public benefits.
Animals should therefore not be used in research or product testing. If scientists begin to use what the modern world has to offer by using systems for research instead, they can find that these programs are not only more reasonable and safer than using animals, but also a lot more effective and accurate and also safer for humans at the same time.

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.

caliban is prospero's slave in the shakespear's play "the tempest"

the best and correct answer is (a); baba feels guilty about fathering hassan

explanation: