1. the article's explanation of the absence of a vaccination for
ebola implies that *
o
finding a cure or vaccine for ebola is nearly impossible
o
other methods of prevention and treatment need more focus
o
health officials are closer to finding a vaccine to prevent ebola
o
treatment and prevention vaccines for ebola will likely be the same

one was in america the other france

explanation:

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

a plantation economy is an economy based on agricultural mass production, usually of a few commodity crops grown on large farms called plantations. plantation economies rely on the export of cash crops as a source of income.

i hope this : )

the answer is c. to explore the louisiana purchase