Luke brags that his ancestors represent the largest specific ancestral group in the United States. What are they?

What is a cyberspace sign that a love relationship may be in trouble?

a) preferring in person communication b) enjoying sexting one another c) changing one's on-line status from "in a relationship" to "single" d) not soliciting new friends on social media sites

Terrance & Brannon ( 1998 ) placed chimpanzees in front of a computer screen and found that

they could A) use the mouse B) visualize images C) count D) scroll down