<span>The answer is timbre. Timbre is a feature of the sound, which is a wave. Other features of sound are pitch (related with frequency) and loudness. Timbre is the feature of sound that permit ear to distinguish sounds with the same frequency and loudness.</span>
I believe your answer would be Church ministers.
Because he either wanted to make his trip more exciting or more borring
So that Macbeth can become king and he believed the witches who for told his fate.