What to Do in Austin
(20) Contemporary Austin which specializes in fine modern art has special programs for teens, including art lessons and exhibitions featuring local young artists.
What is the most effective revision to make in sentence 20?
F. Contemporary Austin which specializes in fine modern art, has special programs for teens, including art lessons and exhibitions featuring local young artists.
G. Contemporary Austin, which specializes in fine modern art, has special programs for teens including art lessons and exhibitions featuring local young artists.
H. Contemporary Austin which specializes in fine modern art, has special programs for teens, including art lessons and exhibitions, featuring local young artists.
J. Contemporary Austin, which specializes in fine modern art, has special programs for teens, including art lessons and exhibitions featuring local young artists.
And explain why it's right.