An appeal to<em> logos</em> is one which uses logical arguments in order to persuade the reader of an opinion. In this case, President Obama is providing logical arguments as evidence for his claim. He argues that unity is vital to the country because a single person cannot accomplish everything that is necessary for a society to function and thrive.
Answer: No matter how long it may take us to overcome this premeditated invasion, the American people . . . will win through to . . . victory.
Statements B to D can only be expressed in precise situations (during an attack against Malaya, an attack on Wake Island and a grave danger to the country). However, statement A is a common assertion because it is ofetn repeated in a variety of different contexts. When America enters a war, American leaders often repeat that they will fight and achieve victory, regardless of the particular circumstances of the war.
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