Please choose the correct answer to the question: A company that makes fences started using a new material instead of wood. The new material will last longer than wood. What is the most likely benefit of the new material?

Answer1: The new material will keep people safe. Answer2: The new material will keep pets contained. Answer3: The new material can make a yard attractive. Answer4: The new material can save money on replacements.

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