In the 19th century, which trait was used to label a person as caucasoid?

In the 19th century,SKIN COLOR  trait was  used  to label a person as Caucasoid.

in november 1781, john hanson became the first president of the united states in congress assembled, under the articles of confederation. many people have argued that john hanson, and not george washington, was the first president of the united states, but this is not quite true.

explanation:

answer is x. lo xd