Perspective allowed for much more life-like paintings and allowed for a three dimensional look.
Not sure who helped make painting on canvas a common practice but around the end of the 15th century, canvas<span> became more popular as it was cheaper, easier to transport, allowed larger works, and did not require complicated preliminary layers of </span>gesso.
1.Bachelor’s
2.Dr
3.masters
I could be wrong
A. 2-3 weeks.
Explanation: If they are stored in favorable conditions before planting, once they are in a vase, the life span increases drastically. They can last 23 days (average) or 2-3 weeks.