The 'falling action' and 'resolution' are two parts of the plot that the reader can read to understand the resolution. In the falling action, conflicting aspects of the story begin to resolve themselves and the reader can see if the plot has resolved. Also, the resolution follows the falling action and is the part in which the writer reveals and suggests the outcome to conflict.
A.) I was thrilled to find my keys they had been lost since yesterday.
This is a "fused sentence" or also known as a run-on sentence.
