The Boxer Rebellion, Boxer Uprising or Yihetuan Movement was a violent anti-foreign and anti-Christian movement which took place in China towards the end of the Qing dynasty between 1898 and 1900.
Further,the Qing resisted modernization and industrialization; the major reason that China became weaker throughout the second half of the 19th century.
The belief that the Qing government promoted was that all foreigners were ignorant barbarians that could not possibly have anything positive to offer China except subservience and tribute.If they refused, it meant that they and their ideas would be a bad influence on China and its people; and they would have to be withdraw, through violence if necessary.
With the information above the correct answer is C.