Please choose the correct answer to the question: A complete fossil has been found of a type of bird that cannot be identified. What can most likely be determined about the bird from the fossil?

Answer1: The bird lived for a very short time. Answer2: The bird lived in a dry environment. Answer3: The bird existed at one time but is now extinct. Answer4: The bird was not well preserved during the process of fossilization.

Answer format: answer1/answer2/answer3/answer4