Lack of diversity is the primary challenge
Answer: Design is the process of intentionally creating something while simultaneously considering it's objective (purpose), function, economics, sociocultural factors, AND aesthetics. Sometimes design is ugly (intentionally), and sometimes it's beautiful, but when done well, it's always on purpose. Design is also about doing.
Explanation:
It depends on which type of leaf, but I'll try to show you a simple one. I found this picture, I hope it's useful.
Answer:
The Renaissance artist that developed linear perspective was Filippo Brunelleschi.
