Answer:
Cost increase and Schedule Slips
Step-by-step explanation:
Schedule slips is the act of missing the deadline of the project and in order to avoid the schedule slips, person should plan their projects carefully so that could avoid the delays the schedule.
Instability, states it lacks the stability in the capability design, production processes and needs of the project, so, if the users lacks in the following areas, which in turn result in the increase in the cost of the project as well as the schedule slips.