What are parentheticals? a. notes that indicate the physical movements of the characters. b. short descriptions of how a line of dialogue is to be performed. c. the words each character must speak. d. notes that indicate on which part of the stage the actor should be

b. Short descriptions of how a line of dialogue is to be performed

Step-by-step explanation:

Parentheticals are defined as short descriptions to guide the actors or the readers to enact a certain line of dialogue, for example: (sad) (furious) (excited). This way the actor can understand how a line of dialogue is to be performed

i believe the answer is c.