I think it is A or C maybe C but wait for someone else to.comment. cuz im not sure.
Kevin is intrinsically motivated.
This means that he is motivated to do something purely because he is interested in it and actually enjoys it - he likes math even though he never studied it officially, which is why he spends almost every night studying. If he studied math for a job, then it would be extrinsic motivation.
The Turtons have remaining to sue. Since the Turtons have an adequate stake in a controversy, and they have experienced that the environment caused by the landfill. Likewise the trash influences nature as well as impact the well being of the general population lived around. The debate is genuine and generous too. So the Turtons have standing to sue.
Answer:
They communication very well
Explanation: