Help me pls
**It's about culinary arts:Baking, pastry, and More!**

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

Im giving free points and brainiest to whoever gets here first lol

How did ferren learn about engineering, if not in school? how might this have been similar to how the ancient cultures learned engineering?