The unit of the angle used in the rotate() method to rotate the context is in

______ is the process of retaining copies of data over extended periods of time, being months or years, in order to meet legal and operational requirements to access past data.

Fill in the blank(s) with the appropriate word(s).

When designing or laying out a scene, using the ____ will result in a more visually interesting scene. 

A. Pythagorean Theorem B. Rule of Thirds C. Multiple Matrix Grid D. Golden Mean