After World War II, the Australian government supported the development of multiculturalism. The correct option in regards to the given question is option "a". After the war, there was need for increasing the population of Australia. For this very purpose, an immigration program was introduced. This immigration program allowed people from European countries and great Britain to migrate and settle in Australia. This immigration policy had restrictions regarding the immigration of the non Europeans from any place around the world. The policies implemented after the war has gone a long way in the making of modern Australia.
The three important physical features found along the west coast of South America is the Andes Mountains, Atacama desert, and the Lake Titicaca. Andes Mountain is the highest mountain found outside of Asia and runs along the western side of South America. The Atacama desert is a plateau found west of the Andes Mountains and the driest desert in the world. The Lake Titicaca is deep lake located on the border of Bolivia and Peru.
I believe the correct answer from the choices listed above is option D. The difference between a seismograph and seismogram is that a seismograph is the instrument that detects and records volcanic activity, while a seismogram is the written record of that activity. Hope this answers the question.