Answer 'A' correctly describes the Great Wall = It was built to protect Qin's empire from foreign invasion.
Apart from defense, the Great Wall included border controls, and regulation of goods. After Qin dynasty, other dynasties had used it, to maintain their territories.
A school district conducted a survey to find out which games students in different schools enjoy watching the most.<span> The table contains the survey results.</span><span> (Some values have been rounded off to the nearest whole number.</span><span>) Match the descriptions to their correct values.</span>
It would be the position of "federal judge", including Supreme Court justices that the President can fill by appointment, however these appointments need to be confirmed by the Senate.
The answer is C. Americans thought if they found the land, they were by God's will to take it.