The central idea is that using solar power is better for the economy, environment, and society.
The Colors Orange, Violet, and green are equally Spaced from each other on the Color Wheel, they are called (secondary) colors.
This document should help you understand more and explain!
http://file.scirp.org/pdf/CE20120200003_78369835.pdf
Hope this helped!
:)
Answer:
-eliminating potentially distracting background noise
-making sure the lighting is adequate for the scene
-changing the narration to better match the mood of the documentary
Explanation: