. Excessive flexibility in specifying requirements will _______________ the likelihood of time overruns.

a) Reduce

b) Eliminate

c) Double

d) Increase Mary drives 6 miles to work and passes through 13 traffic lights. Optimistically, she could get all green lights and make it to work in 10 minutes. However, she could also hit all red lights, taking her 23 minutes to get to work. Most often, it takes Mary 14 minutes to drive to work because she usually only hits 5 red lights.