（）保险的保险标的是产品质量违约责任。
参考答案：产品质量保证
某SSP设备的容量为8CAPS，已知每次呼叫的平均消息数为11.6MSU，消息的平均长度为108.5BYTE/MSU，忙时要求信令链路双向平均负荷为0.3ERL，计算需要配备几条普通七号信令链路？
Don't be discouraged. ______ things as they are and you will enjoy every day of your life. [ ]
A. Taking
B. To take
C. Take
D. Taken
