The following diagram shows the branching tree for four kingdoms and some of their shared derived characteristics. What shared characteristic can be written at point X? Use complete sentences to explain your answer.

answer: c.

explanation:

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.