1. This article is mainly about the in Denali National Park.
A. Weather
B. glaciers
C. human waste
D. rivers and lakes

i believe its the indians

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.