What was Operation Barbarossa? A The Allied plan to defeat Nazi Germany.

B Hitler's invasion of Russia.

C Hitler's invasion of Great Britain.

D The Nazi plan to invade the United States.

First that answers I'll give you brainliest

Whose writings were the source of the idea that people have a right to abolish and replace a government that violates their natural rights?

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

The american civil war most former enslaved african americans in texas began making a living as