Both of the above, is the correct answer
Answer:
Paul uses Irradiation. The technique uses gamma rays
Explanation:
The answer is A, anti-fungal drugs.
According to the passage, "but if the problem persists, see a doctor who can prescribe anti-fungal drugs". In additional, at the beginning of the passage, it already stated that athlete's foot is caused by a fungus, so we can sure that the answer is A.
This is Mendels Law of Segregation