Answer: Migrants have contributed to the development and expansion of small businesses, which are the cornerstone for the Australian economy. They have contributed to the development of technology bringing to the country cutting edge technology in particular from Asia and Eastern Europe.
Explanation: i hope this helps :)
Air mass, letter a is the correct one
Farm land are being lost because companies are using them to build houses over them
Some countries trash rivers which sometimes can end in the ocean because they are connected.
When the earths tectonic plates move it causes an earthquake when they break on a fault. a sudden release of energy causes<span> the seismic waves that make the ground shake.</span><span />
