Please choose the correct answer to the question: Chinese and European societies can use different but effective technologies when addressing medical questions. What does this demonstrate?

Answer1: Varied approaches can yield successful technologies. Answer2: Not all technologies behave according to scientific laws. Answer3: The development of science and technology are independent. Answer4: Technology results more from practice than from scientific knowledge.

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