Who was the first to play electric piano in a Miles Davis recording?

In cave art, some animal images are shown pierced with spears:

a. as a demonstration to young hunters. b. for a ritual purpose. c. to capture the animals' life spirits. d. to help ensure a successful hunt. e. all of these.

Stanislavsky's system of acting is based on the premise that: a. onstage the actor should concentrate moment by moment, as if the events were happening spontaneously and for the first time

b. if actors are not merely to play themselves, they must understand a character's motivations and goals. c. the actor's body and voice must be trained and flexible so she or he can respond to all demands. d. All the available choices.