The relation between rate and time for a zero order reaction in a variable volume reactor is expressed as ____

• A. ( frac{C_{A0}}{ _A}ln( frac{V}{V_0}) ) = t
• B. ( frac{1}{ _A} ln( frac{V}{V_0}) ) = kt
• C. ( frac{C_{A0}}{ _A} ln( frac{V}{V_0}) ) = kt
• D. ( frac{C_{A0}}{ _A} ln( frac{V}{CC_A}) ) = kt