I believe that the answer is A, interest and hospitality. Mrs. Farquhar is happy to serve the soldier and get him a glass of water, while Mr. Farquhar inquires about news about the war.
"When the feudal system succeeded on the local level, kings and emperors used the system on a much larger scale to strengthen their monarchies"
Maggie's question, <span>“How does exposure to the environment affect recyclable plastics?” implies that recyclable plastics are an important resource being affected by environmental exposure. Since recyclable plastics were developed with environmental affects in mind, a better scientific question would swap "the environment" with "recyclable plastics" to ask "How do recyclable plastics affect the environment?"</span>
The Americans and Allies!