 What is Androka’s motivation for using the zone of silence?
SILENCE IS—DEADLY By Bertrand L. Shurtleff Radio is an absolute necessity in modern organization—and particularly in modern naval organization. Androka had arrived on board the Comerford the day before she sailed from Norfolk. With him came a boatload of scientific apparatus and equipment, including a number of things that looked like oxygen tanks, which were now stored in the forward hold. Androka had watched over his treasures with the jealous care of a mother hen, and spent hours daily in the room in the superstructure that had been assigned as his laboratory. "But this storm, sir!" Nelson avoided Curtis' friendly eyes and slipped out from under his arm. It will be no more than Hitler can get when Zukor Androka decrees silence over the German airways!
 He is helping the Nazi war effort
 He is helping the Nazi war effort  He is helping the American Navy.  He is doing Bob Curtis a favor by helping his ship be the most successful in the Navy.  He is planning revenge against the Nazis for harming his family.