What were some of the factors that allowed the black death to spreac so quickly and with such deadly results?

Climate changes,  rats and flees,  poor living conditions, poisoned food were the main factors that allowed the Black Death to spread so quickly.

Black Death or the Bubonic plague was a fatal epidemic that killed a large population. It was considered to be caused by flees and rats. This plague spread very quickly because people of the infected area did not have any knowledge of how to throw waste properly.

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”