Courtney was bitten by her brother's pet white rat. Since then, Courtney has developed a fear of all white animals that is out of proportion with the threat. She even feels fearful when she sees a photo of a white animal. Courtney's reaction to white animals is best explained by .

Which statement is not true about run-on sentences? a. a run-on sentence has more than one clause. b. one way to correct a run-on sentence is to add a joining word c. one way to correct a run-on sentence is to add an appropriate punctuation mark. d. a run-on sentence has only one clause.