The graph below shows a line of best fit for data collected on the number of flower arrangements remaining in storage at a florist's in relation to the day of the month.

The equation of the line of best fit is shown below.

What does the y-intercept represent?

A.

the number of arrangements left in storage at the end of the month

B.

the number of arrangements sold per day

C.

the number of arrangements in storage before the beginning of the month

D.

the number of arrangements created during the month