3500 2500 Sales Maw 1500 4 1 2 3 4 Year 500 Quarta 1998 1999 2000 2001 2002 Using regression software, the estimated linear trend model is Sales = 1322 +50.7x where x is the number of quarters elapsed since the beginning of the series. Using this trend-only model, the predicted sales for the second quarter of 2003 are: O A. $1322 million. O B. $1423.4 million. C. $2386.7 million. O D. $2437.4 million