Which of the following statements is true regarding simple sort techniques

A．exchange sort if frequently referred to as a bubble sor

B．exchange sort is the least expensiv

C．if random data are in an array that is to be sorted ,an insertion sort will give then best performance for large elements with small sort item

D．both insertion sort an selection sort require O( move

信通卡发卡初期，暂仅对下列业务中的哪项业务收取费用（）

A、信通卡开卡工本费

B、挂失手续费

C、信通卡年费

D、小额管理费