The correct answer is - C) had Jewish ancestors.
The Nuremberg Laws were defining a Jewish person by the person's ancestry. If someone had a Jewish ancestor and it was recorded in the documentations, than that persons was identified as Jewish, even though that person might have identified as other ethnicity, and was not practicing Judaism as its religion, it didn't matter.
The next step after the identification of the Jewish people was one of the biggest massacres in the world's history, known as the Holocaust, where it is estimated that around 6 million Jews were killed.
It was fought by an alliance of Britain<span>, </span>France<span>, </span>Turkey<span> and Sardinia against </span>Russia<span>. It broke out in October 1853 – although </span>Britain<span> and </span>France<span> only became involved in 1854 – and ended in February 1856</span>
<span>C) Russia became the first nation with a communist economic system</span>