The resolution of the story is the end. All of the conflicts are solved and subplots are wrapped up. Tension usually builds as the conflict begins and becomes more complicated. The author does this through the sequence of events, language, conflict, sentence structure, tone, and mood. The resolution is not an area of tension in a story. If there is, usually it's so that there can be a sequel.
Definitely Resolution, all other listed ways have a much higher degree of creating tension in the plot. By eliminating the most probably ways of creating tension in the plot, we will be left with resolution.
