Difficult material can be found in any subject matter. Therefore it is important to acknowledge that often we may encounter content about different topics that may be too complicated to be absorbed rapidly and in great amounts; that is to say, if the material is very complicated, it is advisable to go over it slowly and little by little in order to be able to capture its intricacies and be able to follow the arguments presented.
The correct answer should be<span> D.The consequences of one's actions
This should be correct because it shows the consequences of the Doctor's actions and the consequences of the monster's action, even though the doctor himself was the bigger monster.</span>