________ refers to a speaker's apparent natural behavior at the time of delivery

If our uncertainty is above the _______ threshold, we are not confident in predicting the behavior of others. Hence, we tend to view other people's behavior as unpredictable

a. minimum b. average c. maximum d. high

Which of the following has a greater effect on the signal reach of an FM radio station?

a. Power wattage b. Antenna height c. Both antenna height and power d. Frequency on the dial