Parks uses a chronological structure, narrating the story through her own perspective of the sequence of events that occurred. She describes the events from the event on the bus to the political and personal repercussions of what happened.
The 'falling action' and 'resolution' are two parts of the plot that the reader can read to understand the resolution. In falling action, conflicting aspects of the story begin to resolve themselves and the reader can see if the plot has resolved. the resolution follows the falling action and is the part in which the writer reveals and suggests the outcome to conflict.