Huinan Company has A, B and C three shareholders, of which C pay by a patent funded. After the patent contributed, C himself continue to use the patented technology. Which of the following options is correct?

A、
A、BdeemsthatsinceCcancontinuetouse,AandBcanalsouse;
B、
B、AdeemsifCcontinuetousethatpatent,heneedtopayfeestoHuinanCompany;
C、
C、Cdeemshecancontinuetousethepatentintheoriginalscope;
D、
D、CdeemsthatifAandBusingthepatent,theyshouldgethiswrittenconsent