If Channel Length modulation is neglected, what is the voltage gain from the source to the drain for the CG stage shown below?

• A. gm * Rd * {2Rs / (Rs + 1/gm)}
• B. gm * Rd * {Rs / (Rs + 2/gm)}
• C. gm * Rd * {2Rs / (Rs – 1/gm)}
• D. gm * Rd * {Rs / (Rs + 1/gm)}