IT should be <u><em>C. SCREDEIVERS</em></u>
Answer:
The children are experiencing natural reinforcement.
Explanation:
Sandra's children are very successful in school and that is a stated natural reinforcer.
Natural reinforces occur as a result of their behavior without involving others expressing their approval of their behavior.
Sandra is trying to foster this natural reinforcement with positive social reinforcement, "but she does not always remember".
Answer:
Most carpet is normal average carpet in your room or something, other carpets can be used as door pads and personally your living room carpet should be most expensive because guests see