Which line best develop the central idea that the plague was almost impossible for elizabethans to survive?

“although there are no fewer than twenty-three medical treatises . . none of them will you.”
“but you have the advantage of knowing that a fleabite can convey the plague . .”
“also, plague is most frequently transferred between people in towns, and it dies down in winter . .”
“change your clothes and bedclothes regularly, and wash them thoroughly.”

Which piece of evidence would best support reason #1? othe history of using animals for research extends asfar back as 322 bce, when early greek physician-scientists, such as aristotle and erasistratus,performed various experiments on living animals.animal research played an essential role in thedevelopment of herceptin and tamoxifen, twomedications that have already saved the lives ofthousands of women who have been diagnosed withbreast cancer.even those who believe in testing on animals when it is hnecessary for vital medical research practice what isknown as "the 3 rs-reduction, refinement, andreplacement to reduce the number of animals usedfor testing.biologists believe that chimpanzees share at least 98.4percent of the same dna as humans and gorillas shareat least 97 percent, making primates a popular andlikely choice for the testing of products intended for humans

Choose the option that includes the main claim in “the american promise”

Analyze the graphic organizer below and answer the question that follows. / which element is necessary to complete the graphic organizer? complex sentence prepositional phrase subordinate clause independent clause the.i think it might be c but idk