In ancient , nail tinting was so closely tied to social status that commoners caught wearing a royal nail color faced a punishment of death.

The answer is: Ancient China  

Explanation:

Nail art is a creative practice of painting designs and decorating the nails. Nail polish originated in ancient China, around 3000 B.C.

The royalty in the ancient China used gold and silver colored nail polish to show their high social status. Therefore, the common people were not allowed to use gold and silver colored nail polish.

genetics is the study of how dna works, the methodologies defining the new recent technologies allow scientist to have a panoramic view of the entire dna landscape, especially how genomes interact with their environment, including off course, factors outside their organisms.

thus is very possible the existence of both scenarios, where populations of isolated individuals have different genetic traits, and share traits related to genetic mutation, due rats can easily travel overseas using human transport channels. so scientists could get a vast number of data, including human interaction, evolution of rodents, health development, spread of infections, development of new organisms, how genomes evolve in different environments and so on.

i believe that the correct answer is a canadian hero.

explanation: he is celebrated as a national hero in canada for successfully thwarting a united states takeover of canada during the war of 1812.