Speakers who suffer panic attacks during their presentations are advised to stop, gather their thoughts, and then start again.

a. true
b. false

"Speakers who suffer panic attacks during their presentations are advised to stop, gather their thoughts, and then start again" is FALSE.

Option B

Explanation:

The sudden occurrence of discomfort or intense fear which arrive at a peak in minutes and carry at least four symptoms like elevated heart rate, Sweating, pounding pulse, Chest pain or discomfort etc is generally known as "panic attack".

While having presentation if a speaker face panic attack it important to call an emergency and refer to hospital for saving one's life rather than taking it lightly and pressurize or force to take a break and start again. In such circumstances emergency of medication should must be opted.

pitch- the definition of pitch is as follows:

"the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone."