Ashton has an offer to buy an item with a sticker price of $4900 by paying $140 a month for 48 months. which of these groups of values plugged into the tvm solver of a graphing calculator will give him the correct answer for the interest rate being offered? o a. n=4; 1% = ; pv=-4900; pmt=0; fv=6720; p/y=1; c/y=12; pmt: end o b. n=4; 1% = ; pv=0; pmt=-4900; fv=140; p/y=1; c/y=12; pmt: end o c. n=4; 1% = ; pv=-4900; pmt=0; fv=140; p/y=1; c/y=12; pmt: end o d. n=4; 1% = ; pv=0; pmt=-4900; fv=6720; p/y=1; c/y=12; pmt: end