In the reply letter you receive from a council member, she includes the conditional statement, "If the pothole is going to be fixed, then you must be able to fix it yourself." Which statement would allow you to use the rule of modus tollens with this conditional statement? a. The pothole is going to be fixed. b. I am not able to fix it myself. c. I am able to fix it myself. d. The pothole is not going to be fixed