What are the noun and pronouns in the sentences: 1)Mrs. Burgess, we read The Life and Times of Frederick Douglass at the end of last year.
2) Well, my car did not have a flat tire before this morning.
3) Three tall spires decorated the towers of the castle.

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.