14.who would you suck someone's |p e |\| i $?

Which of the following is not a part of the integumentary system

Matching: 1. first used by europeans as a local anesthetic; now abused for its euphoric effects 5 marijuana 2. found in coffee beans, tea leaves, and cocoa beans 2 heroin 3. prescribed for pain involving serious injury or surgery 1 morphine 4. illegal derivative of morphine that is sold on the street as a white powder 6 caffeine 5. can evoke feelings of terror and panic 4 lsd 6. causes user to experience a conscious dreamlike state 3 cocaine

Two people are negotiating to resolve a conflict. they both have their own ideas about what caused the conflict, but their ideas are very different. which they do to gain more insight into because of the conflict?