Pollock says that a typical example of a skeptical problem is when we are asked, "But if you cannot be sure you are not a brain in a vat, how can you ..."
A) be sure that your thoughts are true?
B) trust that 2 + 2 = 4?
C) trust the evidence of your senses?
D) be sure that God exists?

Question

Quizplus · Accepted Answer

The skeptical problem of being a brain in a vat calls into question our ability to trust the evidence of our senses, as they could be manipulated by external forces. It does not directly relate to our ability to be sure our thoughts are true, trust mathematical principles, or prove the existence of God.

Pollock Says That a Typical Example of a Skeptical Problem