4.
Read the sentence and answer the question.
My mother and father practice the viola with the Cleveland Orchestra on Saturday and I stay home to practice the violin.
Which correctly shows where a comma is needed in the sentence?
A. My mother, and father practice the viola with the Cleveland Orchestra on Saturday and I stay home to practice the violin.
B. My mother and father practice the viola with the Cleveland Orchestra on Saturday, and I stay home to practice the violin.
C. My mother and father practice the viola with the Cleveland Orchestra on Saturday and I stay home, to practice the violin.
D. My mother and father practice the viola, with the Cleveland Orchestra on Saturday and I stay home to practice the violin.