Which of the Following Is a Major Drawback of the Bottom-Up

Which of the following is a major drawback of the bottom-up approach to Six Sigma projects?

A) The projects are too broad in scope to be completed in a timely manner.
B) The projects are not well suited to the capabilities of the teams as they are chosen by top management who may not be aware of the capabilities of the teams.
C) The top managers underestimate the cost and overestimate the capabilities of the team or teams to which the project is assigned.
D) The projects receive little support and low recognition from the top management.