The russian revolution was indeed a failure
I'd say "native", "mangnanimity", and maybe "justice" are emotionally charged. You can tell by the context of the sentences.
There are 3 syllables in <span>contentious </span>
The correct option is CHINESE.
Chinese is the most spoken language in the world and it always comes on top of the list of the most common languages in the world. Although the language has many dialects, but put together, about 1.2 billion native speakers speak Chinese language. Mandarin is the most common dialect of the Chinese language.