In the late 1800's, the Supreme Court's decision in Plessy v. Ferguson-- A) protected victims of discrimination
B) made segregation laws legal
C) allowed federal regulation of state elections
D) recognized public protests as a legal form of civil disobedience​

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explanation:

music and prayer? (you may punch me in the face if im wrong : > )

solon did not have any courts in ancient rome. he was an athenian statesman, not a roman one?

i think i will need more detail to answer if this is a specific question on a test, but technology advancements are good for many industries, such as medicine or food industries, new technology could us in medicine in ways such as new scanners to tell us more about our bodies or new cures or vaccines for diseases.