Which of the following is a true statement about the number of declared undergraduate computer science majors at doctoral-granting computer science departments? a. There was an increase in enrollment in spite of the forecast for a decreased number of workers in this field. b. There was a 50% decline in degrees awarded between 2004 and 2009. c. There has been a steady decline in enrollment for the past twelve years. d. The level of enrollment has remained about the same for the past ten years.