Multiple Choice
A speaker opens with the following question: "Did you know that on this date in 1954, the USS Nautilus, the first atomic submarine, was launched at Groton, Connecticut?" What device is being employedinthisintroduction?
A) a reference to a historical event
B) an effective use of humor
C) a startling fact or statistic
D) a preview of the topic
Correct Answer:

Verified
Correct Answer:
Verified
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