Answer:
C. wanted
Explanation:
Replacing wanted with something like "was forced" would give the sentence a negative connotation, and the rest of the options are essential to basic information the sentence provides.
To see if it sounds right out loud so you can make corrections, hope that helps!
What is a transformation?
The first book about transformations is the well-known work "Metamorphosis" by Ovidio. The transformation implies a change. In literature, you can find a transformation when an object passes from a state A to a state B. For example, in a horror story a person can go from being the friend of the protagonist to being possessed.
The transformation in the horror stories is unexpected. The surprise factor is essential in this cases. The horror stories present the circumstances in such way so as later can be different.