Final answer:
During the Vietnam War, if US troops thought they were hiding Vietcong (VC), it could lead to dangerous situations as it was challenging to distinguish between civilians and enemy combatants.
Step-by-step explanation:
As the VC often used hit-and-run guerrilla warfare tactics and blended in with the local population, it was challenging for the troops to distinguish between civilians and enemy combatants. This made it difficult to effectively engage with the VC and could result in mistakes where innocent civilians were harmed.During the Vietnam War, if US troops thought they were hiding Vietcong (VC), it could lead to a dangerous situation.