B. It is B because A growing fear of immigrants and Catholics
If the war turned into a nuclear war many innocent lives would have been taken. America and Korea does not wanna kill any innocent people
“Tolerance, as we define it, refers to the skills we need to live together peacefully. In times of peace, people have a chance to prosper socially, economically and emotionally. Tolerance creates a society in which people can feel valued and respected, and in which there is room for every person, each with their own ideas, thoughts and dreams. This is why we believe tolerance is important: because it is an essential aspect of a healthy, livable society. In fact, it is the only way in which a country as diverse as Lebanon (politically, religiously, economically) can function and use each and every difference to make its people thrive rather than suffer.”
Source: www.pitlanemagazine.com
Because it could not govern effectively after the reign of terror, the directory had to "disband," which led to a massive power vacuum that was eventually filled by the dictatorship of Napoleon.