Some rings shine brighter than other rings because a. brighter rings are tilted by a larger angle relative to our line of sight. b. some are closer to the Sun and receives a higher flux of sunlight. c. brighter rings have over 100 times the density of other ring systems. d. the material in brighter rings is much hotter than material in other ring systems. e. the material in the brighter rings is mostly ice, which reflects light better than rocky materials