When defining regions, geographers avoid using subjective information in determining boundaries. This includes opinions and perceptual information. So the answer is Subjective information.
Ichnology is the study of the trace fossils. Trace fossils are evidences that are left by the organisms and examples would include burrows, coprolites, imprints and footprints.Hope these are the answers and would then be of help in this assignment.
<h2>heya dear</h2>
<h2>“Belt” the region of the united states.</h2>
Greenhouse effect describes the impact of certain atmospheric gases, particularly carbon dioxide, methane and water vapor.
So, the answer is option C. Greenhouse effect.
Hope this helps!