Delivering oxygen through a two pronged tube secured in place by wrapping the tubing behind the ears is called

Which of the following identifies the main culprit for america’s increasing weight gain?

You're in the breakroom at work when you see a coworker posting a cartoon on the bulletin board. you read it as you pass, and it's a joke about women breastfeeding in public. a male walks up, looks at it and starts laughing. other make employees walk up, and one takes it down saying he is going to make copies for everyone. what do you do?

Which is shown to be an effective treatment for depression?