The high and low daily temperatures in william's hometown were taken and averaged for a period of one month. the line graph displays the results. which statement accurately describes the results?

a.
the average daily high and low temperatures generally decrease from monday to friday.
b.
the average low temperature on thursday is higher than the average low temperature on monday.
c.
the average daily low temperature is higher than the average high temperature.
d.
the average high temperature on wednesday is higher than the average high temperature on tuesday.