You are undertaking a teaching session for some of the student operating department professionals (ODP's)Which of the following statements best describes how the bipolar diathermy machine works?Single best answer ■ select one answer only
选项：

A: The bipolar diathermy machine uses a low current at very high frequency and low voltage, which is passed through the patienfs tissue using two electrodes to complete the circuit
B: The bipolar diathermy machine uses a high current at very high frequency and high voltage, which is passed through the patienfs tissue using two electrodes to complete the circuit
C: The bipolar diathermy machine uses a low current at very low frequency and high voltage, which is passed through the patient's tissue using two electrodes to complete the circuit
D: The bipolar diathermy machine uses a low current at very high frequency and high voltage, which is passed through the patienfs tissue using two electrodes to complete the circuit
E: The bipolar diathermy machine uses a low current at very low frequency and low voltage, which is passed through the patient's tissue using two electrodes to complete the circuit