Final answer:
In the Von Thunen model, crops like wheat are located in the third ring because they are less perishable and can be stored for long periods of time.
Step-by-step explanation:
In the Von Thunen model, crops such as wheat are located in the third ring because they are less perishable and can be stored for long periods of time.
According to Von Thunen, farmers living farther from the market specialize in grain crops because they are cheaply transported.
Wheat falls under the category of grain crops, which is why it is located in the third ring of the model.