In the context of Indian classical dance as described in the Natyashastra, which of the following is true regarding mudras and rasas?
AThere are 9 mudras and 108 rasas used to express emotions in dance.
BMudras and rasas are interchangeable terms referring to musical instruments.
C108 mudras and 9 rasas form an essential part of expressive storytelling in classical dance.
DThe number 108 refers to musical notes, while 9 rasas represent hand gestures.