Using the following quotations from the biography "Nolan Bushnell", which description best describes Nolan?
"Bushnell was hooked and he would sneak into the computer lab late at night to play."
A. disrespectful of his fellow employees and kept his own routine.
B. entirely obsessed with video games and unable to participate in other activities.
C. completely engaged, motivated, and excited by the prospect of playing and creating video games.
D. depressed and isolated during this time in his life.