Final answer:
The Navy Seabees are the military branch that installs and operates ship to shore fuel systems.
Step-by-step explanation:
The U.S. armed forces consist of different branches, each responsible for various operational tasks. Among the branches, the Navy Seabees are primarily responsible for constructing and managing a variety of engineering projects, including the installation and operation of ship to shore fuel systems. The Seabees, which stands for 'Construction Battalions,' have a history of providing critical infrastructure support both in peacetime and during wartime operations.