Consider the following dialogue: Hokey: I know that I will go to Heaven when I die. Pokey: How do you know that? Hokey: Because my cleric tells me that I will. Pokey: How do you know that what your cleric says is true? Hokey: Because the Holy Book tells me that everything my cleric says is true. Pokey: How do you know that what your Holy Book says is true? Hokey: Because my cleric told me that everything the Holy Book says is true. In this dialogue, Hokey is