The table shows how much Kim earned from 1996 to through 2004. Year Annual Salary ($) 42.000 1996 1998 47.500 2000 48.900 2002 55.000 60.000 2004 What is the equation of a trend line that models an approximate relationship between time and Kim's annual salary? Let 1996 = 0. O A. y = 2200x + 40000; x is the current year, y is annual salary. B. y = 1996X + 42000; x is slope: y is annual salary. C. y = 2200x + 40000; x is years since 1996; y is annual salary. O D. y = 40000X + 2500; x is years since 1996; y is annual salary.