Pamela and Martin Are Practicing a Complicated Dance to Be

Pamela and Martin are practicing a complicated dance to be filmed for a soft-drink commercial, but are having trouble with one section. Which of the following would be the best way for them to improve their learning of the dance? They should practice the entire dance

A) until they can perform it perfectly once.
B) from the end to the beginning.
C) without seeking feedback from other performers because that might only confuse them.
D) during several shorter sessions, rather than one long session.