Please choose the correct answer to the question: A group of scientists predicts that Earth's oceans will be able to take up more carbon dioxide as atmospheric carbon dioxide levels increase and the atmosphere warms. Which of these statements about the solubility of gases in ocean water would lead you to question this prediction?

Answer1: Solubility decreases with an increase in salinity. Answer2: Solubility decreases with an increase in temperature. Answer3: Solubility increases with an increase in pressure. Answer4: Solubility increases with an increase in pH.

Answer format: answer1/answer2/answer3/answer4
Answer: answer2