Answer: an inside/out editing pattern
Explanation: When an editor with a close-up detail shot such that viewers do not know or understand the setting or environment, then after a series of related shots backs off the data I'll and thus the relationship becomes visible. The inside/out editing pattern is dynamic and different from the traditional outside/in editing where the editor start by establishing shots about the setting before gradually going further.
In inside/out, the editor suddenly takes viewers from a line they understand to another new setting which requires a few related shots before being understood.
Acrylic Paint was first used in the 1940's but if those are the only one's to chose from i would say 1950's
