<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be "in a state of depression," since it was not until the US mobilized for the war that it was able to finally dig itself out from the Great Depression. </span></span>
Generally speaking, it was difficult for American ground forces to clear areas of guerrillas because "The guerrillas hid themselves from American forces" and "<span>The guerrillas fled while the ground forces were in their area". </span>
They came up with the branches of Gov.
The development of agriculture allowed for previously nomadic tribes to settle on one land for an extended period of time.