What role did crop rotation play in the Agricultural Revolution? a)It enabled farmers to plant many new types of crops.
b)It allowed farmers to share crops with one another.
c)It introduced new machines to plant and harvest crops.
d)It helped restore nutrients to the soil so crops grew better.

Which option most accurately explains roosevelt’s motivation in forming the bull moose party? a. he thought that president taft had failed to continue his policies of progressive reform. b.he thought president taft’s conservation legislation was effective but poorly timed. c.he wanted to change president taft’s foreign policy toward asia. d. he saw that president taft focused on antitrust legislation to the exclusion of other reforms.

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

How does the supremacy clause of the u.s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u.s. constitution overrules each state constitution