Answer
Extending from sea level at the Gulf of Mexico to over 8,000 feet in the Guadalupe Mountains of far West Texas and from the semitropical Lower Rio Grande Valley to the High Plains of the Panhandle, Texas has a natural environment best described as "varied." Below is a summary of the size, the boundaries, the high tempatures.
Explanation:
HIV is often thought of as the most widespread in infection counts of all these and is more widely known than the others in those terms HIV is the answer.
The sentence that does not contain any errors in comma usage is option C. Mick introduced me to his dog, a golden retriever. The word "dog" and the phrase "a golden retriever" is separated by a comma because the phrase "a golden retriever" is an example of an appositive phrase. An appositive is a phrase that is used to rename or describe the noun it precedes. In this case, the phrase "a golden retriever" renames the word "dog". Appositive phrases which are additional information should always be set off by a comma or a pair of commas.
A Satire is a type of story where human behavior is held up for ridicule while a fable is a short story, often with animals instead of people, that illustrates a moral point.