Why is the idea of modern human races not considered a valid biological concept and why is the idea of clinal variation more acceptable to biologists? provide three separate lines of evidence to debunk this myth.

2pointsread this passage: "don't worry about me," i said. "i'm not tired at all." oh no, i'm feeling dizzy. this is what they call passing out. don'tdo that. don't pass out. stay upright – stay awake. how does the difference between the character's spoken words and internalthoughts affect the story? oa. it establishes the setting. ob. it introduces a new character. c. it creates dramatic tension. d. it ties up loose ends.