What are the performing forces in this example?

Japanese Heian court women were particularly defined by their

a) talents in flower arranging. b) language skills. c) domestic skills. d) child-bearing ability

Filmmakers always think in terms of a framed image. Some of them, like Steven Spielberg, carry what portable device to help them pre-frame an image?

A. a viewfinder B. a zoom lens C. a photograph D. a plate