单项选择题
A.33与34端子短接,35、36端子不接线B.33与34端子短接,35与36端子短接C.33与35端子短接,34与36端子短接D.33与36端子短接,34与35端子短接
A.1-2+B.1+3-C.3+2-D.1+4-
A.6B.8C.12D.16