I would say that it is the third one.
The appropriate response is confirmation bias. It is the propensity to scan for, decipher, support, and review data in a way that affirms one's prior convictions or speculations. It is a sort of subjective inclination and an efficient mistake of inductive thinking. Individuals show this predisposition when they accumulate or recollect data specifically, or when they decipher it biasedly.
Mongolia was a part of China before 1900.
In 1911 though, Mongolia became independent.
being on twitter all day and not getting anything done!!! we love to see it