Answer:
Option C. Homes made out of materials found in their environment is the only correct one.
Explanation:
Options A, B and D are not correct as these are the examples of modern (popular) culture.
C is correct because it tells about some original customs that have been existing in a certain area for a longer period time and has a large tradition.
C is the answer theories are like guesses whereas a law is the truth
Explanation:

The <u>Khyber Pass</u> is in what is today Khyber Pakhtunkhwa province (formerly known as the North West Frontier Province) of Pakistan, near the city of Peshawar. It is a border region. What is the neighboring nation? (This map will help you.) The Khyber Pass is on Pakistan's border with Afghanistan.
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By how the distance of the sun is and pollution there is because pollution make earth hotter and on save to breath