A.How the information you have obtained fits in with your own ideas.
D) the importance of friendship and tolerance in the midst of differences in taste and beliefs
Answer: C. .even a proficient player requires a lot of practice to control the intonation of the musical notes
Explanation: This is the only option that mentioned the instrument's difficulty. "Even a proficient player requires a lot of practice" implies that even very experienced players find it difficult to play the instrument. I hope this helped!
D.)personification because grey walls do not normally frown