Explanation:
The brutal regime, in power from 1975-1979, claimed the lives of up to two million people. Under the Marxist leader Pol Pot, the Khmer Rouge tried to take Cambodia back to the Middle Ages, forcing millions of people from the cities to work on communal farms in the countryside.
Answer: The answer is option B, response cost. Response cost is the removal of reinforcement for a particular undesired behavior or habit. It is sometimes identified as a firm if negative punishment.
Explanation: The undesirable behavior here is Dawn's habit of screaming to her Mom. And having had enough of it, her mom decides to nip the situation in the bud by not answering (which is the response cost) so that Dawn would seize to continue with the habit.
What are we suppose to do here?
Answer:
Hold an educational film screening or talk. ...
Organise school, park, river and beach cleans. ...
Stop selling plastic bottles, encourage reusables instead. ...
Encourage less plastic in packed lunches. ...
Choose reusables for the canteen and school events.