Read the text below. Why do the Navy and Marine Corps units formulate new strateg ies?

To control risks and avoid danger, Navy and Marine Corps units often develop new strategies and adopt "best practices" from commercial industry. In turn, these efforts produce a wide range of successes: innovative problem-solving strategies, new technologies, and award-winning safety programs. These Success Sfaries shaw the continuing interest of the Navy and Marine Corps in taking care af our people by integrating safety practices into our operations.

(http://www.safetycenter.navy.mil/success/defaull.htm )

The Navy and Marine Corps units formulate new strategies ....