Which of the following statements is not an appropriate Steering Committee action?

a. The presence of a Chair (or their delegate) is necessary but not sufficient to hold a milestone-review SteerCo meeting

b. Identification of a new high-priority risk is an appropriate trigger to call an exception-based SteerCo meeting

c. Milestone-based reviews are preferred to pre-scheduled periodic SteerCo meetings because they focus attention and meeting time on the decision making, rather than status update

d. SteerCo should make a Go decision at the Gate review when the previous phase has been successfully completed, even though the plan for the next phase is not ready

e. None of the above (all appropriate)