The correct answer is D) strict suppression of all antigovernment ideas.
A key characteristic of Totalitarian governments is a strict suppression of all antigovernment ideas.
Totalitarian governments exert absolute power and do not allow any kind of opposition to its policies. A strong leader usually is at the forefront of totalitarian regimes. The state has total power to enforce the law and has suppressive methods to impose its will. Examples of totalitarian governments in the past century are Nazi Germany under Hitler, Italian Fascism under Benito Mussolini, or Spain under the dictatorship of Franciso Franco.