Answer: d. eucalyptus and acacia.
Step-by-step explanation:
The two predominant plant genera of Australia are Acacia also known as wattles and Eucalypts.
The Acacia has more than 1200species and they are widespread around Canberra, in southern New South Wales, in the Adelaide Hills and Victoria.
While Eucalypts have about 2800 species, they are also known as gum trees, and are found in many areas, from the silver and red snow gums of the Australian Alps to the ancient river red gums in South Australia’s Flinders Ranges.