You are at the scene where a car has hit a child on a bike….

You are at the scene where a car has hit a child on a bike. The child is about 10 years old and there is no one around who recognizes the child. The child is unresponsive and has an open tibia fracture. As you prepare to treat the child, you hear someone say “don’t they need permission to do that sort of thing?” you decide to:

A mother hands her baby a rattle, saying, “Here you are.” Sh…

A mother hands her baby a rattle, saying, “Here you are.” She then gently takes the rattle away, smiling and saying, “Thank you.” She does this repeatedly, letting the baby keep the rattle for several seconds each time and encouraging the baby to offer the rattle. Eventually, the baby takes the rattle, holds it for a few seconds, and then holds it out to her mother and smiles. This is an example of: