Knowing the terrain gave the Americans an advantage because they were familiar with it and knew their way around. Here are some links for additional information:
The message of "the monkey's paw" is to be careful for what you wish for. The author gets the message across to the reader by showing us the negative consequences of the wishes characters make
The entire region of Northern Africa and Southwest Asia has a climate generally described as "<span>B. Dry," since this land has historically been conducive to farming. </span>