Why language is human specific? (P11)1) Language has the ability to refer to things far removed in time and space.2) Humans have the ability to produce and understand an indefinite number of novel utterances.3) Learning is much more important as a factor in human language than in animal communication.4) Language is complex in its structure. 5) Animal communication systems are closed, whereas human languages are open-ended.6) According to speech act theory, humans can perform acts with language just as they can with objects of different kinds.