Which MEP unit utilizes full control authority for fuel governing?

The correct answer is the AMMPS, which stands for Advanced Medium Mobile Power Sources. This unit is designed to provide efficient power generation in a mobile and versatile package. One of the key features of the AMMPS is its sophisticated control system that allows for full control authority over fuel governing. This means that the AMMPS can manage fuel usage more effectively, optimizing performance and efficiency under various operational conditions.

In contrast, the other options, including MB-Teens, Tactical Quiet Generators, and Legacy units, generally do not offer the same level of advanced fuel governing capabilities. MB-Teens and Tactical Quiet Generators may have simpler fuel management systems that do not allow for the same level of precise control or may be designed for different operational requirements that prioritize portability or reduced noise. Legacy units typically refer to older technologies that may lack the modern features and efficiencies found in the AMMPS units. This distinction in design and capabilities is what makes the AMMPS stand out as the unit with full control authority for fuel governing.