What is the isolated system?

in physical science, an isolated system is either of the following:

1. a physical system so far removed from other systems that it does not interact with them.

2. a thermodynamic system enclosed by rigid immovable walls through which neither mass nor energy can pass.

Explanation:

passed in september 1935, these laws are known as nuremberg laws.   they forbid jews from marrying but not directly forced them to divorce aryans. what is most noticeable is the fact that the jews were defranchised, meaning by this that they were not expected to have any civil rights, including the right to vote. the right answer is deprived of the right to vote.

i'm assuming that it's c.) red bank..