The escarpment is an adaptation made by Texans to their environment. Thus, the option (a) is correct.
What is environment?
The term environment refers to the surrounding and atmosphere on earth. The most common environment include fisheries, bacteria, animals, forest, rock, land, and air etc.
The environment are two branches such as living thing and non-living thing. There are several types of environment micro environment, macro environment, physical, and biotic environment.
The escarpment means to one long mountain slope, belongs to different height. The region of sudden height can change on earth is called escarpment. There are divided into two branches such as structural and erosional escarpments. The longest escarpment is in the world are South Africa and Drakensberg Mountains.
Therefore, option (a) is correct.
Learn more about on environment, here:
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