Final answer:
Macbeth rejects the plan to murder King Duncan because he is Duncan's kinsman and subject, he is Duncan's host, and he recognizes that Duncan has been good to him. Thus, all the provided reasons collectively influence his initial decision.
Step-by-step explanation:
The question pertains to Macbeth's internal conflict and hesitance to proceed with his wife's plan to murder King Duncan in Shakespeare's tragedy Macbeth. Macbeth initially rejects the plan to murder the king for several reasons. First, Macbeth is Duncan's kinsman and his subject, meaning he has a familial and social obligation to protect the king.
Additionally, Macbeth is Duncan's host, which makes it his duty to ensure Duncan's safety while he is in Macbeth's home. Finally, Macbeth acknowledges that Duncan has been good to him, which leads to feelings of guilt and conflict about betraying a king who has shown him favor. Therefore, the correct answer to the student's question is 4) All of the above.