The function E(x)=0.0031x+0.0046x2 +0.164x+1.9 gives the approximate total earnings of a company, in millions of dollars, where x=0 corresponds to 1996, x=1 corresponds to 1997, and so on. This model is valid for the years from 1996 to 2000. Determine the earnings for 2000. Round to two decimal places if necessary. OA. $2.68 million OB. $3.22 million OC. $2.83 million OD. $2.52 million