The correct answer will be- the use of technology and techniques.
Explanation:
science is a subject which concerns with understanding and explaining the observations of the natural world around us.
Science can help humans better understand nature so that they could exploit nature. The scientist uses the scientific method to reach a conclusion of any scientific answers. The method involves various steps which also includes the performing experiment step which in the modern era involve the use of advanced technologies or techniques.
Thus, the use of technology and techniques is the correct answer.
