To identify oneself when one is making a phone call， the caller can use the following expressions except（）.

To identify oneself when one is making a phone call， the caller can use the following expressions except（）.
A.Hi， I'；m Janet Smith from Cambridge University.
B.Good morning.My name is Janet Smith from Cambridge University.
C.Hi， this is Janet Smith from Cambridge University.
D.Hello，this is Janet Smith from Cambridge University.
正确答案：Hi， I'；m Janet Smith from Cambridge University.
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