glennallen348 glennallen348 18-12-2018 Biology contestada Which of the following is NOT a potential sign of skin cancer? A.)a sudden change in a mole's appearance B.)a pimple that lasts more than 2 days C.)a sore that does not heal D.)a mole with an irregular border The answer is B. A pimple that lasts more than 2 days Sorry figured it out