The main reason Harrison Bergeron is considered a threat in the eponymously titled short story is that he is able to rip off of his handicaps and make himself the self-proclaimed "Emperor," thereby removing control of the authoritarian regime that needs all of its citizens to weaken themselves and obey government commands.
Answer:
what's the question it's not clear
A. He regrets that he has acted so stubbornly and has caused his grandsons to suffer.