<prompt>  A 70 kg man was given a drug in a dose of 100 mgkg body weight. Its t12, is 10 hours, initial plasma concentration is 1.9 mgml. True statement is: a CL is 0.02 litrehr b CL is 20 litrehr c k is 0.0693 d k is 6.93 e CL is 0.2 litrehrabadceae 