Why did economic and political crises make the language of extremist parties attractive to people?

Correct answer: Because they presented simple culprits and quick solutions

During severe economic and political crises, people often experience unemployment, insecurity, loss of confidence, and frustration with existing governments. Extremist parties can use this situation by offering very simple explanations for complicated problems. They may identify convenient enemies or culprits and promise quick, dramatic solutions. Such messages can sound convincing to frightened or dissatisfied citizens, even when the promises are unrealistic or harmful. Therefore, option A is correct.

The important link is between crisis and political appeal: uncertainty can make slogans and strong promises more attractive. Choices B, C, and D do not explain this process. Extremist parties did not become popular because they rejected the existence of crises, praised the Treaty of Versailles, or strengthened democratic institutions. Their appeal often depended on blaming selected groups and claiming that decisive action would restore order and prosperity.