Ben is 16. Ben has epilepsy which has recently become poorly controlled. Ben is currently taking phenobarbital and phenytoin for his epilepsy. His parents suspect Ben is drinking as of late, his behaviour is troublesome (unruly). Ben has had some blood tests. •Gamma glutamyl transferase (GGT) 82 U/L (<36 U/L adult) •Alkaline phosphatase (ALP) 520 U/L (30-130 U/L adult) Which of the following interpretations are best? Question 3Select one: a. Ben is an incipient alcoholic due to high test results b. phenytoin and phenobarbital interfere with both tests c. phenytoin and phenobarbital induces ALP d. phenytoin and phenobarbital induces GGT and ALP is high as he is a teenager e. should retest GGT and test CDT as no one believes Ben