With gupta mathematics and astronomy, which of the following discoveries were most important to future generations? salect all that apply:
a. use of zero as a place holder
b. numeric decimal system
c. observing the earth to be round due to shadows
d. concluding the earth spins on an axis
e. use of coins as money

How does the grapes of wrath identify the effects of americans' views on the dust bowl? the story is a depiction of oklahoma farmers and the difficulties they experienced migrating to california. the story accurately describes the impact the california vineyard industry had on migrant workers. the story covers the rise of corporate farming and the devaluation of the small family farms that dotted the great plains. the story is an allegory for the conflicts between american values and the rise of the communist party in the united states.

What side of the american civil war would you choose to fight for and why

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?