The collision and fusion of language and language is part of culture and cultural interaction. Today, this kind of communication in the world is becoming more frequent and quicker. From the perspective of a language, it always has to maintain the essence of the past and Absorb external factors, otherwise there is no way to convey new reality. In this passage, "collision and fusion of language" means? ['Absorption of one language by another.', 'Different languages interact with each other and absorb each other.', 'Take the essence of foreign words and remove the dross.', 'Keep the essence of the native language and absorb the reasonable elements of the foreign language.']