The answer is C. It created the legal stance for segregation.
In 20,000 Leagues under the Sea, the men make the important decision to escape the Nautilus. This decision results in the climax of the story. The building action finally results in a drastic decision that causes major changes, which eventually lead to falling action and resolution.
Lack, want, need, require as verbs all stress the absence of something desirable, important, or necessary. Lack means to be without or to have less than a desirable quantity of something: to lack courage, sufficient money, enough