An operator wants to move all files inside the directory /home/operator to the current directory. Which of the following commands will complete the task?()

An operator wants to move all files inside the directory /home/operator to the current directory. Which of the following commands will complete the task？（）

A、mv /home/operator .

B、 mv /home/operator/* .

C、 mv /home/operator ../..

D、 mv /home/operator/all ../home/operator

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