Emergency restraints or seclusion may be implemented without a physician's order under which of the following conditions

A．When a written order will be obtained from the primary physician within 1 hour.

B．If a voluntary client wants to leave against medical advice.

C．When a minor child is out of control.

D．Never.

以下程序从终端读入数据到数组中，统计其中正数的个数，并计算它们之和。 #include＜stdio．h＞ main() {int i，a[20]，sum，count； sum=count=0： for(i=0；i＜20；i++)scanf("%d"，______)；/*第一空*/ for(i=0；i＜20；i++) {if(______)/*第二空*/ {count++； ______；}/*第三空*/ } printf("count=%d，sum=%d\n"，count，sum)； }