Which of the following are ‘keys to success’ of the organizational governance practice?
1. A shared vision for the portfolio
2. Focus on senior management
3. Business cases and progress are reviewed regularly
4. Shared understanding of the governance structure and processes

A.
1, 2, 3
B.
1, 2, 4
C.
1, 3, 4
D.
2, 3, 4