Blake has managed several restaurants for over 50 years and is close to retirement. With his maturity and business experience, his decisions are sound, based on solid, proven values. Blake tends to be an independent thinker who focuses on empowering his employees. Blake managers at Kohlberg's level of personal moral development.
A. unconventional
B. preconventional
C. nonconventional
D. conventional
E. postconventional

E. postconventional

Explanation:

Blake is at a postconventional level of personal moral development according to Kohlberg's model.

In the postconventional level of moral development, people have established personal ethical and moral ideals, and live by those, not necessarily by what is established within a society.

For this reason, they may hold unusual views, and Blake is described in the question as being an independent thinker, which is consistent with the characteristics of this stage.