On Nov.20th,Lee Co.offered to sell goods to Dee Inc.at USD50
On Nov.20th,Lee Co.offered to sell goods to Dee Inc.at USD500 per case CIF London,“offer valid if reply here 11/27”.On Nov.22nd Dee cabled back,“offer accepted if USD480 per case.” As Lee was considering the bid,the market price went over USD500.00 On Nov.25th,Dee cabled an unconditional acceptance of Lee’s initial offer.Could Lee reject Dee’s acceptance?Why?最好是中英文回答