Which of the following is NOT a consideration in managing our national parks? A) fire management
B) ecotourism
C) rangeland management
D) education of visitors

i believe that the answer is c.

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.

1. is geographic distribution

2 is increasing complexity

3 is transitional forms