Which of the following sentences is punctuated correctly?
a.
despite the mud rain and other problems, most people were happy to just listen to the music.
b.
despite the mud rain and other problems, most people were happy to just listen to the music
c.
despite the mud rain, and other problems, most people were happy to just listen to the music
d.
despite the mud, rain, and other problems, most people were happy to just listen to the music.