Which of these ideas would supporters of the plessy v. ferguson ruling most likely have agreed with? that social rights were a part of civil rights that the constitution should be interpreted without regard to race that “separate but equal” was a valid legal doctrine that "separate but equal" did not justify racial segregation

The correct alternative is: that "separate but equal" was a valid legal doctrine.

The Plessy v. Ferguson case has decided that racial segregation wasn't a violation of the 14th Amendment to the United States Constitution, in which was said that all citizens were equal before the law. Therefore, the court ruled that in public spaces the "separate but equal" doctrine should exist.

C is the answer

the protestant reformation's started in 1517, disturbing the religious and political order in europe´s catholic countries. the outcome was the european wars of religion prosecuted in europe in the 16th, 17th and part of the 18th century. nonetheless, uprisings, territorial disputes, and great power conflicts were also causes of the wars.  

in november 1781, john hanson became the first president of the united states in congress assembled, under the articles of confederation. many people have argued that john hanson, and not george washington, was the first president of the united states, but this is not quite true.

explanation: