What kind of government is characterized as a group of states united by a central authority but retaining local or regional power

Which statement best explains how maynard jackson's 1968 decision foretold his future? he was elected mayor of atlanta in 1973 he was elected governor of georgia in 1990. he started his own bond and security business he removed segregation signs form water fountains at city hall

Whether or not a given study has the possibility of causing harm to participants:

Though most presidents have claimed affiliation with a christian church, the only roman catholic president has been a) abraham lincoln. b) john f. kennedy. c) george washington. d) franklin d. roosevelt.