Answer: Failed to limit his topic
Step-by-step explanation:
Every speech has certain limit of words that should be presented in form of audience as per time constraint.It is preferred that speech should cover the required content , subject and issue by providing information but also maintain time and word limit.Exceed time, giving length speech , too-short speech etc can distract attention of audience and create boredom.
According to the question,Rey failed to narrow the speech to certain limit,.He did explain content and every topic in audience but exceeded time limit as well as topic limit.Thus,audience lost interest in his speech.