What do you think is the most important social problem facing your country? Why do you think they are the more important than other social problems? What effects do you think it is having on your country? PLZ HELP

According to justice brown's opinion, social equality must be the result of what three factors?

Which beliefs and principles in the declaration of independence and the u. s. constitution create a national identity? a.) belief in god, allegiance to popular sovereignty, and states’ rights. b.) free enterprise system, free trade system, and separation of powers. c.) individual freedom, political equality, and unalienable rights. d.) powerful executive branch, judicial review, and bicameral legislature.

Ialready know the answer to this question but i wanted to ask you guys to see if you know. who started the okinawan karate style ryukyu kempo? when year was it found?