While watching television,          .

A．the doorbell rang

B．the doorbell rings

C．we heard the doorbell ring

D．we heard the doorbell rings

程序中有如下语句
for(int i=0; i＜5; i++) cout＜＜*(p+i)＜＜",";
能够依次输出int型一维数组DATA的前5个元素。由此可知，变量p的定义及初始化语句是______。