To express each and every things in better way regarding the diagram
The poem is about a series of pictures and it is describing the pictures and all the details they entail.
<span>b. He has been killed.
The mechanicals see a monster (really just Bottom with a donkey's head from Puck's spell) and all scatter, screaming and running away. When they can't find Bottom they assume that he has been killed in the woods, probably by the monster. </span>