1. What is the amount of output limited by?
   - The amount of output is limited by the availability of inputs.
2. In which ways could land be used according to the reading?
 The reading does not provide information on the ways land could be used.
3. How should the community allocate its resources?
 The reading does not specify how the community should allocate its resources.
4. Why can't we have as much of everything as we want?
 The limitation is due to the scarcity of resources.
5. What is the main topic of the reading?
The reading topic is not provided, so it's unclear.