Yes because it can no longer be used for growing crops and leading to soil erosion.
When you buy things with credit then you usually pay more for the item overall. When a person can get credit, they are financially responsible. Once you pay the item off on credit, it is yours. So the correct answer is C.
This would be maintenance rehearsal, the practice of repeating something either verbally or in your head to hold in short term memory.
The correct answer is a companionate relationship.
A companionate relationship between grandparents and their grandchildren is characterized by grandparents who are regularly in contact with or interactive with their grandchildren. Companionate grandparents are more friendly, supportive and relaxed in their bond with their grandchildren. Rather than focusing on disciplining their grandchildren, companionate grandparents serve as companions or "pals" to their grandchildren.