Which statement accurately distinguishes assignment of rights from delegation of duties and describes protection for the non-assigning party?

• A. Assignment transfers duties; delegation transfers rights; the original party is always released.
• B. Assignment transfers rights; delegation transfers duties; the original party may still be liable unless released by the other party.
• C. Assignment and delegation both relieve all obligations.
• D. Assignment transfers rights; delegation transfers duties; the original party is automatically released.

Answer: (B)