Answer:
Ethnic groups share a common <u>characteristic</u> while religious groups share a common <u>belief</u>.
Answer:Hitler reoccupies the Rhineland, violating the Treaty of Versailles. Nazi leader Adolf Hitler violates the Treaty of Versailles and the Locarno Pact by sending German military forces into the Rhineland, a demilitarized zone along the Rhine River in western Germany.
Explanation: i hope this helps!
I believe that the answer is B