A challenge faced by stage actors but that is unknown to film actors is developing their imagination skills through mask work. learning challenging physical stances. finding adequate training. maintaining a high level of spontaneity.

A challenge faced by stage actors but that is unknown to film actors is finding adequate training.

Option: C

Explanation:

Stage performance or one's performance in film both are quite different from view point.

Training level is different in case of stage performance and in case of film performance. They perform more spontaneously. They also get adequate training for performing their assigned role. To make a full movie it requires on and average 1 year time. In which 4 to 5 months go in rigorous training of a performer. Which is not available in stage performances.Continuous training and rectification improves the performance level much high in film in comparison with normal stage performance.

It should be at the center of any map going vertically: the prime meridian, as it passes through greenwich,  england, is considered 0 degrees longitude