the third reich based its power primarily on\no fear.\no censorship.\no laws.\no incentive.

Brief Explanations:

The Third Reich used fear - through the Gestapo, SS, and concentration camps - to control the population and maintain power. Censorship was a tool but not the primary basis. Laws were often used to enforce the regime's ideology but fear was more fundamental. Incentives were not the main way of maintaining power.

Answer:

fear.