Answer:
Cites an independent research study
Explanation:
The writer of this ad explains what super kote is and how it is effective over other paint types. It does not offer a guarantee and there is no obvious testimonies. No claim was restated.
"All men are created / born equal" is probably the best quote because it implies equality and all men are seen as the same in the eyes of God. This "condemns" slavery because it suggests there is no superiority/inferiority to others.
C because it's proper English.
Basically how the author or writer puts out their message in writing.