Which of the following most contributed to the creation of a distinctive australian culture? i. relocation diffusion ii. hierarchical diffusion iii. contagious diffusion iv. government intervention a. i b. i, ii, and iv c. i and iii d. i and iv e. i, ii, and iiiwhich of the following best describes the geographer's purpose in studying patterns of migration? a. to identify cultural traits of the host countryb. to identify changes in food and languagec. to quantify numbers immigrantsd. to identify patterns of diffusion and their effect on the host countrye. to chart economic changes in the host county's economyassimilation occurs when an immigranta. learns to speak the host country's official languageb. spreads his or her native culture to the host countryc. experiences little or no discrimination in the host countryd. dresses like others of his or her