What is the difference between End State and Objective in mission planning?

What is the difference between End State and Objective in mission planning?

• A. End State is the Condition After Operations; Objective is the Specific Task the Force Must Accomplish
• B. End State is the Initial Situation; Objective is the Final Condition
• C. End State is the Enemy's Plan; Objective is the Commander's Biography
• D. End State and Objective Are Identical

Answer: (A)