I assume here that we mean the thick, characteristic hair that does not appear in women (since women also have some thin and white facial hair) - this is something that appears only at puberty and it's a physical characteristics.
This is then an example of a secondary sex characteristics - the answer is A).
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Answer:
A Mercator projection
Explanation:
Mercator projection is defined as a map projection was found in 1569 by Flemish cartographer Gerardus Mercator.
The Mercator projection seems parallels around a cylindrical globe and meridians appears as straight lines, but there is distortion of scale near the poles which do not make it a practical world map.
Hence, the correct answer is "A Mercator projection".
What are the lines you didn't include them in your question
