According to the reading, how did the bubonic plague first spread among countries? a. diseased animals were unknowingly sold to neighboring countries b. its airborne contagion traveled from city to city, eventually reaching neighboring countries. c. infected sailors traveled from one country to another carrying the disease. d. contaminated crops traded between countries carried it to new places.

the autor of the text is bringing the point that one achievment of the president john f. kennedy was a success and this caused the next president to use a similar idea. the purposefor the use of the quotation in the text is to support the idea that peace corps was a result of the president's call. in this case, the quotation is presented as part of the writing and does not stand on its own.

answer a.