Answer:
The reactor generated the first electricity from nuclear energy on December 20, 1951. Enrico Fermi led a group of scientists in initiating the first self- sustaining nuclear chain reaction. The historic event, which occurred on December 2, 1942, in Chicago.
Answer:
I'd say all of the above because no particular group is more fit than the other for sexual reproduction, if the question was who would have the quickest reproductive rate then you could base that off of population size of X race.
I think its D. Get a second opinion im only a sophmore in highschool lol but i would pick that if i were u.