Which one is a run-on sentence? A. If the bus will take the baseball team to the field, they can all go together. B. When Mark w
as severely cut by the broken glass, he lost so much blood that he had to be taken to the hospital. C. The earthquake caused the thirty-story building to fall. D. It is a disgrace when people refuse to practice pollution control, air pollution continues to worsen.
D is a run on sentence. There is a comma splice, which means that the writer used a comma to join sentences where there should not be a comma. To make D a correct sentence, it would be best to put a period where the comma is.
It is a disgrace when people refuse to practice pollution control. Air pollution continues to worsen.
