Look at the following sentences. The punctuation marks underlined are incorrectly used.
d. Students preparing for tests need a lot of rest : therefore ; they should go to bed early.
e. Some parents understood the play : others did not ; nevertheless ; everyone agreed it was great to see the children working happily together.
d. Students preparing for tests need a lot of rest. Therefore, they should go to bed early.
e. Some parents understood the play, others did not. Nevertheless, everyone agreed it was great to see the children working happily together.
e. Some parents understood the play, others did not. Nevertheless, everyone agreed it was great to see the children working happily together.