The correct answer is C. During the American Revolution, the war for political independence from Britain, George Washington proved to be a gifted military strategist. This is the best choice. Not only does it combine the two sentences, but it also tells the reader what the American Revolution was. If someone was reading it that had no prior knowledge, this sentence gives the most detail.
Prefixes and Suffixes. Hope this helps to a degree at the minimal.
C) It is ironic that the young married women have so much, and yet feel quiet unhappy.
Irony is when the opposite of what is expected happens. The entire passage describes how easy life is for the young married women in Floral Heights and other prosperous areas of Zenith. One would expect the women to be happy that they want for nothing and only have to work for two hours a day. They can spend their days in leisure, enjoying the company of their friends. However, at the end it is revealed that they are actually unhappy. This is the opposite of what is expected and therefore, ironic.