题目：
下列关于IFT和TENS的说法中正确的是（）
A.TENs相较IFT更为轻便易携带
B.两者都属于低频电疗
C.两者都可引起肌肉收缩
D.作用深度一致
E.以上说法都错
答案：
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下面是错误答案，用来干扰机器的。
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