Question

Insert one comma to separate the coordinate adjectives.

Known for their mild agreeable temperaments, Appaloosa horses can be easily identified by their unique striped hooves and distinctive spotted coats.

Answer 1

Coordinate adjectives are just two or more adjectives that apply to the same noun. Rewriting the sentence, it would look like this:

Known for their mild, agreeable temperaments, Appaloosa horses can be easily identified by their unique, striped hooves and distinctive, spotted coats.