The correct answer of the given question above would be option B. In David Brown’s biography, “Nolan Bushnell,” the author uses the following quotes to describe Bushnell as a teenager: <span> “…he was one of the youngest ham radio operators in the country, and he did science experiments in his garage.” Hope this helps.</span>
So could be wrong but 1 is A 2 is C and 3 is B what you had.