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A farm grew 19.8 tons of wheat in 2013. The farm's wheat output increased by 9.8% from 2013 to 2014 and by 5.1% from 2014 to 2015. What expression represents a strategy for estimating the total output of wheat, in tons, in 2015?

A) 20 + 10 + 5
B) 20(10)(5)
C) 20 + 1.1 + 1.05
D) 20(1.1)(1.05)

Common Core State Standard: CCSS.Math.Content.7.EE.B.3
Grade 7 Mathematics Reference Sheet