When making a toast, wit is more important than sincerity

In the context of microphone characteristics, what does cardioid refer to?

a. the heart condition of the audio engineer b. a specific omnidirectional polar pattern c. a specific unidirectional pickup pattern d. a specific sound-generating device e. a specific microphone application

The main points of your speech should be about equal in importance relative both to your topic and to the other points

Indicate whether the statement is true or false