The diplomat's instrumental (A) handling of the delicate negotiations was highly astute (B) in forging a landmark treaty that would ameliorate (C) regional tensions and promote long-term economic stability (D).
Answer Options:
- A. Only A-B
- B. Only C-D
- C. Both A-C and B-D
- D. No change required ✓
- E. Only B-C
Correct! The sentence is grammatically and contextually correct as given. No interchange is required. The words "instrumental," "astute," "ameliorate," and "stability" are all used appropriately. Example: "Her careful (A) planning was essential (B) in completing the project successfully (C) and on time (D)." → No change needed.