Final answer:
Jeremy would use a dozer to create a firebreak, preventing the spread of a forest fire by removing fuel sources like trees and vegetation.
Step-by-step explanation:
Jeremy, who works as a forester specializing in forest fires, would use a dozer to create a strip of treeless land, often referred to as a firebreak or fire line. The primary purpose of this technique is to prevent the spread of wildfires by removing fuel sources such as trees and vegetation that the fire would otherwise consume. This method is a part of effective fire management strategies employed to protect life, maintain biodiversity, and provide ecosystem services.
Forestry machines like skidders, forwarders, and bunchers are involved in logging operations, which can at times contribute to the risk of forest fires when not managed responsibly. Conversely, dozers are specifically equipped to clear large areas of vegetation quickly, making them ideal for constructing firebreaks. Hence, in Jeremy's case, where the objective is to "trap" a forest fire and prevent it from spreading, a dozer is the most appropriate machinery to be used.