Answer: The answer is B.
Step-by-step explanation: The scale on the y-axis could be changed to 100–120.
12,871 rounded to nearest thousand = 13,000.
6281 rounded to nearest thousand = 6,000.
5146 rounded to nearest thousand = 5,000.
In total, 13,000 + 6,000 + 5,000 = 24,000.