Solve the problem.The highest mountain in South America is Aconcagua in Argentina. The highest mountain in the Antarctica is Vinson Massif. If the sum of the heights of the two mountains is 39,698 feet and the difference of their heights is 5970 feet, find the height of each mountain.
A. Aconcagua: 22,880 feet; Vinson Massif: 16,818 feet
B. Aconcagua: 22,804 feet; Vinson Massif: 16,894 feet
C. Aconcagua: 22,790 feet; Vinson Massif: 16,820 feet
D. Aconcagua: 22,834 feet; Vinson Massif: 16,864 feet
Answer: D
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