Allie's car needs an oil change. She can take the car to an auto shop and have the oil changed for $35 or she can change the oil herself for $10. If Allie changes the oil herself, she will have to take two hours off from her job where she earns $15 per hour. Which of the following statements is true?
1) It is cheaper for Allie to take the car to an auto shop.
2) It is cheaper for Allie to change the oil herself.
3) It is the same cost for Allie to take the car to an auto shop or change the oil herself.
4) It is not possible to determine which option is cheaper for Allie without additional information.