A status report shows that the earned value is $50,000, the planned value is $40,000, and

actual costs are $45,000. Which of the following is the SPI of the project, and is the project
ahead or behind schedule?

A.
SPI = 1.20, ahead of schedule

B.
SPI = 0.89, ahead of schedule

C.
SPI = 0.90, behind schedule

D.
SPI = 1.11, behind schedule