To trance the origin of specific cultural traits is very difficult.∆ All cultural traits material as well as non material have been invented by some time and in some place by some person.∆ No single invention contribution very much to the development of culture ,it is only an addition to the already exit. Ex. The music composer of a new song take beats from number of previous composition.Evaluation of specific culture is difficult to identify but from the discoveries & inventions cultural development can be identified.∆ One thing is clear that culture is an old as man. Through the material aspects can not be identified the evolution of culture.culture is directly or indirectly affected the individual’s behaviour acquired from other members of their culture through teaching, imitation & other forms of social transmission.∆ The growth & development of culture was mostly due to the man’s capacity to learn.culture Inventions – Discoveries & Invention of material objects & non material ideas can transform the existing cultural traits.culture Diffusion – It is the spread of one’s Culture practices , belief or items among members of the same culture or different cultures around the world .It takes place when members of different societies come in contact with one another.cultural Transmission – It is the process by which accumulated knowledge of one generation is passes on to the next generations with in society. Ex. Language