What was the significance of the battle at poitiers in france in 732 ce?
it prevented muslim armies from reaching the continent of europe?
it showed that european powers were willing to accept islamic expansion into france?
it showed that europeans were unwilling to allow further islamic expansion into europe?
it finally drove islamic forces out of spain?

Why were arsans and merchants considered to be lower in social rank peasants in shang society

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

What are the causes and effects of the spread of christianity