Plaid is a pattern that has lines crossing each other going up and down, and across.
A pattern
Primary colors are colors that you cannot add two other colors togather to get that color... there are 3 - yellow, blue, and red. A primary color pattern would be a pattern of primary...
There are several types of color patterns. Some examples are: tobiano overo sabino rabicano brindle
Most Gerts are a deep cherry-red colour.
Red, white and Blue