Final answer:
A M60 gun team consists of four personnel. One operates the gun, one carries and supplies ammunition, one assists in operating the gun and managing ammunition, and one maintains and circulates water through the weapon to prevent overheating.
Step-by-step explanation:
In terms of history, a M60 gun team typically consists of four personnel. This is similar to the crew mentioned in Figure 4.2.19 armed with a Maxim gun.
One person operates the actual gun, one person is responsible for carrying and supplying ammunition, another person assists in operating the gun and helps with ammunition management, and the fourth person is in charge of maintaining and circulating water through the weapon to prevent it from overheating.