[单选] 风险事件K、L、M、N发生的概率分别为[同步系统训练 /9787112178261009-001．tif] = 5%、 [9787112178261-image/9787112178261009-002．tif]= 8%、[9787112178261-image/9787112178261009-003．tif] = 12%、[9787112178261-image/9787112178261009-004．tif] =15%，相应的损失后果分别为[9787112178261-image/9787112178261009-005．tif] = 30万元、[9787112178261-image/9787112178261009-006．tif] = 15万元、[9787112178261-image/9787112178261009-007．tif] = 10万元、[9787112178261-image/9787112178261009-008．tif] = 5万元，则风险量相等的风险事件为（）。