Answer:
B ?
Explanation:
The Great Wall of China helped China because it protected them from attacks. This helped them feel more secure because they didn't want any foreigners to ever rule them again (the Mongols were the foreigner that previously ruled them).
I would say a quote that expresses the writers message
Answer:A surface wave is a wave in which particles of the medium undergo a circular motion. Surface waves are neither longitudinal nor transverse.
Explanation:
Answer:
yes I can draw the that is not a big deal