I believe your best answer would be B. slaves were mistreated and abused
Explanation:
much of the knowledge written on them may have disappeared
The physical, natural and human sciences experienced the same impulse as technique and industry. In physics, experiences were made with light and electricity. In 1903 Ernest Rutherford discovered the radioactive elements and years later he devised a model of the atom. In 1895, Guillermo Róngten discovered X-rays.
In 1905, <u><em>Alberto Einstein</em></u> based on his mathematical studies revolutionized the conception of the cosmos with his Theory of Relativity, starting point of new investigations. This discovery meant a huge advance in science, comparable to those made by Copernicus, Kepler and Newton.
The answer is unsure to me because i don't see the examples above, but I'd go with d.
Answer:
1. The Immigration Act of 1965 phased out official immigration quotas 2. The United States offered sanctuary to refugees fleeing conflict in Southeast Asia 3. The Chinese Exclusion Act greatly restricted Chinese immigrants from entering the United States
Explanation:
1. took place in 1965, 2. took place in 1979, 3. took place in 1982