Asubject is given a sugar pill and is told it may treat anxiety. this person may experience: a)informed consent b)control c)the placebo effect d)randomization

Solve this system of equations using the elimination method?

4. when a child cries out during rough play, the caregiver should a. encourage the distressed child to fight back. b. respond immediately, since the behavior has changed to fighting. c. ignore it, because rough play is a natural part of children’s learning. d. ignore the request for unless there has been an injury. i need answer

The medium that carries message signals from senders to receivers of communication is