Which of the following is NOT true in determining the success of IUOPs? Question 18 options: a) Some IUOPs were developed prior to evaluative tools being in place and data which showed their effectiveness came later. b) The Head Start Program for low-income preschoolers took years to be evaluated as successful until data came in years later showing increased graduation rates of program participants. c) A new IUOP can still have merit with lack of data because it can be part of an older existing IUOP that has been tweaked to service a new population. d) research has demonstrated that IUOPs should not be proposed, developed, or supported if data does not exist