Please choose the correct answer to the question: Water moves by capillary action through soil from moist areas to dry areas. Which property of water is most responsible for this capillary action?

Answer1: Water is a polar molecule. Answer2: Water contains an oxygen atom. Answer3: Water has a high surface tension. Answer4: Water has a high specific heat.

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