Answer:
a ) the cello is a difficult instrument to play
Explanation:
A. A cellist must learn accurate finger placement by ear and practice for several hours daily.
B. The cello has four strings that lie across the bridge piece; it does not have marked frets.
C. The cello is a string instrument, like a violin, and plays mostly on the bass clef of the music staff.
D. YoYo Ma is a famous modern cellist, and his collaborations with popular artists have helped revive interest in the cello.
