Metalworking began a. during the upper paleolithic period. b. with the introductions of bronze, an alloy, or mixture of tin and copper, changed the peoples of europe. c. out of a need for stronger weaponry to used against the increasingly aggressive vikings. d. with, and because of, all of the above circumstances.

Which function of nonverbal communication is at work? trey was planning a surprise party for lynn, but when she asked him why they couldn't go out on friday, trey shifted his eyes, coughed, and stuttered when he said he already had plans. what did trey's nonverbal communication do for lynn? clarify the relationship regulate the interaction increase persuasive power reveal discrepancies manage impressions