Estimating trend-based 2018 sales for ABC Inc, in a growth industry. Sales for 2017 = 50,000 units; 2016 = 45,000; 2015 =40,000 units. Pick the correct expression.
50,000 \cdot 1.1000
45,000 \cdot 1.1111
45,000 \cdot 1.1000
50,000 \cdot 1.1111
40,000 \cdot 1.1000