It's a complete sentence because It has a comma to break the difference between the two statements.
Answer:
The figurative language is personification
Explanation:
because a gorgeous sunset cannot speak
Answer:
Q4 - From the main character's point of view
I don't know if it has a completely concrete answer but the sound of a piano is pretty fluid. It can go from peaceful and calm to passionate and emotional depending on the piece. But the most simplistic answer would be words like: Soft, feathery, brassy, etc.
The long, winding road was dark and ominous.
You are separating the word from its element.