问题
ABC company commonly used Sum of the Years method to calculate depreciation on assets. They purchased a computer which cost $15,000, knowing they can sell it at the end of three years for $3,000. How much depreciation is taken the third year？
A:$4,000
B:$2,000
C:$7,500
D:$2,500
B:$2,000
C:$7,500
D:$2,500
正确答案是：
