(9) ...Choosing themes and songs expressive of love they communicated their sentiments to one another through the romantic medium of music, and the two instruments blended in perfect harmony, the koto's accompaniment giving an ardent response to the plaintive melody of the young man's flute, which wailed forth the hopeless passion consuming his soul for the lovely maiden.
How does the language used in the underlined portion of the excerpt impact the mood of the story?
A.
It establishes a suspenseful mood.
B.
It establishes a sentimental mood.
C.
It establishes a hopeful mood.
D.
It establishes a lighthearted mood.