Some communication professionals indicate that for every 10 minutes of speaking time, __________ hours of research and preparation time are required.
A) 2 hours
B) 5 hours
C) 10 hours
D) 25 hours

Question

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The Answer of Some communication professionals indicate that for every 10 minutes of speaking time, __________ hours of research and preparation time are required.
A) 2 hours
B) 5 hours
C) 10 hours
D) 25 hours

Some Communication Professionals Indicate That for Every 10 Minutes of Speaking