A) increasing trade with the Europeans
B) desire to make a religious pilgrimage to Mecca
C) improved transportation infrastructure
D) rise of the middle class that could afford leisure travel
I believe the answer is a.
Answer:
When rotating a point 270 degrees counterclockwise about the origin our point A(x,y) becomes A'(y,-x). This means, we switch x and y and make x negative
Explanation:
Both the Arctic (North Pole<span>) and the Antarctic (South </span>Pole<span>) are cold because they don't </span>get<span> any direct sunlight. The Sun is always low on the horizon, even in the middle of summer. In winter, the Sun is so far below the horizon that it doesn't come up at all for months at a time.</span>