For common-collector amplifier, the current gain (AI) is

• A. 1 + hfe
• B. \(\frac{1+h_{fe}}{1+h_{oe} R_L }\)
• C. \(\frac{1+h_{fe}}{1+h_{oe} h_{ie} }\)
• D. \(\frac{1+h_{fe}}{1+h_{ie} R_L }\)