Final answer:
The nurse's best response would be option A) It's okay to express your feelings. Surgery can be an emotional experience.
Step-by-step explanation:
The nurse's best response would be option A) It's okay to express your feelings. Surgery can be an emotional experience. The nurse should validate the patient's emotions and let her know that it is normal to feel emotional after such a major surgery. By acknowledging and validating her feelings, the nurse can provide emotional support and help the patient cope with her emotions.