Which major ideas did charles darwin introduce in his writings?
(there can be more than one answer o. o)

a.) the social contract
b.) the germ theory of disease
c.) natural selection
d.) survival of the fittest

i think it is c, i am kinda thrown off by the "more than one can be correct" part

What event had weakened florida’s economy immediately before the start of the great depression? a) the freezing of orange trees b) the end of florida’s land boom c) the start of another world war d) the building of florida’s railroads

The maps below show the middle east. which best explains how the green areas depicted in the image on the left are reflected in the population map on the right? populations are greater in fertile areas that are close to freshwater sources, which is why more people live near deserts. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near oceans. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near mountains. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near rivers.

Ow does the point of view used in "battling the digital jolly roger" differ from "the completely free market" and affect the reliability of the article?