I don't know what that means
Both Macbeths become victims of their guilt, and it manifests itself in hallucinations. Macbeth sees the ghost of Banquo everywhere, whereas Lady Macbeth sees blood on her hands.
“to allow one the opportunity”
The correct answer is to B. De-emphasize the subject.
Very often the subject can be completely omitted.
Burglars committed the crime
The crime was committed (by the burglars).
In the passive version, the subject is irrelevant.