Answer the following questions directly:

1. What is a four-point perspective drawing?

2. Where are the vanishing points placed in a four-point perspective drawing?

3. What is the similarity between a four-point and a five-point perspective drawing?

4. What is the difference between a four-point and a five-point perspective in terms of gridlines or guidelines?

5. How is the process of creating a four-point perspective drawing initiated?

6. What is the purpose of marking the vanishing points in a four-point perspective drawing?

7. What type of lines are drawn from the vanishing points on the vertical line in a four-point perspective drawing?

8. How is fisheye view achieved in a four-point perspective drawing?

9. What challenges can someone encounter when making a four-point perspective drawing, and how will this challenge be addressed? 

10. What rules and guidelines should be followed when drawing objects and contents in a four-point perspective?