SAT考试将于2016年改革，SAT官方College Board于2015年1月9日释放新SAT考试最新样题，
The scatterplot above shows counts of Florida manatees, a type of sea mammal, from 1991 to 2011. Based on the line of best fit to the data shown, which of the following values is closest to the average yearly increase in the number of manatees?
Select an Answer
A0.75
B75
Correct Answer:C150
D750
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正确答案：c
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