Which sentence from the text would be MOST IMPORTANT to identify the structure of this speech as problem-solution? A) Ours has been called the jet age, the atomic age, the space age. B) Is there one person in this room who claims that broadcasting can't do better? C) I am also a television viewer and the husband and father of other television viewers. D) Search your consciences and see if you cannot offer more to your young beneficiaries whose future you guide so many hours each and every day.