<u>ANSWER:</u>
The height, depth and width within anybody signifies that the object on the particular element is three dimensional.
<u>EXPLANATION:</u>
The correct answer to the current question is three dimension because the earth has all three elements. If any one of the three dimension were missing the earth would be a two dimensional space. We would like flat bread or simple art drawn on paper if any of the given dimension was non existent.
Yes, this is true!
Artifacts are objects made by humans. For example a vase or a plate used by Greeks in the ancient time is an artifact. Archaeologists do recover and analyse such vases or place in order to find out how people lived in the past and how they used those objects.
The answer is D, natural gas.