Most words tend to do that depending on how you use them and where they are located
If electricity stopped working it would scare the population and they wouldn’t know what to do but over time for example a year after, the population most likely would’ve adapted to this obstacle or learned how to overcome it bringing new ideas and new solutions to problems that needed electricity
Are you actually depressed
B. is the correct answer because, Russian is the name of a place or language and it needs to be capitalized. Also because the words: border, near, and the, don't need to be capitalized because they are not the name of something. Only Russian needs to be capitlaized. So it's B.
Hope I helped!
- Amber