单选题 The competitive, complex project management environment has increased pressure for on-line performance Schedule control is one important way of avoiding schedule delay. Time management corrective action often involves expediting certain activities to ensure that they are completed in a timely manner or to ensure that they are completed with the least possible.delay. To plan and execute schedule recovery, corrective action frequently requires ______.
A) making unpopular decision
B) immediately re-baseline
C) root cause analysis
D) resource leveling