A watershed is

a. A building that is close to a water
source.
b. An area where water drains into one
location such as a lake, river or ocean
C. Water that flows over the land surface
from rain, snowmelt, or other sources
d. None of the above

The horse latitudes-high-pressure zones about 30 degrees north and 30 degrees south of the equator.-warm air traveling away from the equator cools and sinks-weather tends to be clear and drythe doldrums-low-pressure near equator-air rises and spreads out toward the poles-rising moist air produces clouds and heavy rainthe westerlies-blow from the west-move from the horse latitudes toward the poles.-bring storms across much of the united statesthe tradewinds-blow from the east-move from the horse latitudes toward the equator  -strong, steady winds

Where are the options ?

No because a circle or pie graph usually shows percentages you'd need a line graph