Which Statement Best Describes Extinction, or Planned Ignoring

Multiple Choice

Which statement best describes extinction, or planned ignoring?

A) The withholding of reinforcement when an inappropriate behavior occurs, in order to decrease the occurrence of that behavior in the future.
B) The removal of a student from a reinforcing environment for a certain period of time when he frequently exhibits an inappropriate behavior.
C) A positive way to decrease inappropriate behavior by reinforcing an appropriate behavior.
D) None of the preceding descriptions are accurate.