Which of the Following Statements Best Represents the Overall Rationale

Which of the following statements best represents the overall rationale for scientific investigation?

A) Reality is comprehensible,and a limited number of fundamental principles governs the nature and behavior of the universe.
B) There are certain patterns in nature from which future events can be predicted,but there are no underlying basic principles or laws.
C) The universe is a hodgepodge of unrelated things behaving in unpredictable ways,but we must continue to observe it in case this behavior threatens Earth.
D) The behavior of the whole universe is governed by our observation of it in such a way as to hide the fundamental truth.