What is the difference between constructive feedback and destructive feedback?

a$.$

Constructive feedback is positive, while destructive feedback is negative.

b$.$

Constructive feedback is given with the intention of helping the recipient improve, while destructive feedback is given with the intention of hurting or criticizing the recipient.

c$.$

Constructive feedback is specific and actionable, while destructive feedback is vague and unhelpful.

d$.$

There is no difference between constructive feedback and destructive feedback.

e$.$

Constructive feedback and destructive feedback are both unhelpful.