John is changing a lightbulb in a lamp. It's a warm summer evening, and the resistance of his damp skin is only $3900.$ While one hand is holding the grounded metal frame of the lamp, the other hand accidentally touches the hot electrode in the base of the socket. The voltage of the socket is $120$ V $.$ Use the data shown in $($Figure $1).$ Part A

What is the current through his torso?

Express your answer with the appropriate units.