The answer to this question would be an example of "asymmetrical balance".
Difference is that Opera has more feelings and becomes stronger with emotions
And Sci-fi just makes you feel excited for adventurous
Similarity is that they both usually have a story or a plot
I'd say D. You'd appreciate art more if you understood where the artist is coming from.
Answer: It means that not just elites could get worldwide exposure. It opened the door to amateur artists as well.
Explanation: I hope this helps
