Conventionally, each state receives in the electoral collage THE NUMBER OF ELECTOR THAT IS EQUAL TO THE TOTAL NUMBER OF SENATORS AND REPRESENTATIVES IT HAS.
An exception is Washington DC, which always has the same number of electors as that of the state that has the least population of people in US.
There is no answer because you did not give us the "following".
The spent nuclear fuel is easy and safe to dispose of is not a potential problem of using more nuclear energy.
This isn’t a potential problem because the disposal is straightforward and can be done safely almost anywhere. However, final disposal would be best if done in a deep geological area.
Answer:
B.new food crops, which improved the European diet
Explanation:
Answer A, C, and D were introduced to the Americas, not Europe. Some diseases, like syphilis, were brought to Europe but the majority were brought from the Europeans which greatly impacted the population of Native Americans. Western Europe was mostly impacted by the introduction of new crops.