A fertile valley has farms and a small town. The valley is surrounded by hills, but these hills are not good for farming or living. Over time, the town expands.
How will the town’s growth most likely affect the availability of farmland in the valley?
1. The availability of farmland will decrease.
2. The availability of farmland may increase or decrease.
3. The availability of farmland will remain unchanged.
4. The availability of farmland will increase.
3, because the land was already not good for farming.