Seriously you want us to write you an entire essay?! What are you on because if your acting like this I need some of it.
Answer:
c.
by spending every day outside studying how light falls on objects
or
a.
by painting the same subject over and over in different types of light
To make others laugh and have fun
Romantic visual and literary artists glorified things which takes us to problem number two: the "things" they glorified were hardly ever physical.
They glorified huge, complex concepts such as liberty, survival, ideals, hope, awe, heroism, despair, and the various sensations that nature evokes in humans.
All of these are felt -- and felt on an individual, highly subjective level.
Hope that helped!! :)