Which of the following represent evidence that Australia was once part of the supercontinent of…

Which of the following represent evidence that Australia was once part of the supercontinent of Gondwana? A geological evidence of more frequent volcanic activity in Australia in the past B similarities between present-day plants and animals on continents currently isolated from one another by the oceans C fossilised evidence of extinct Australian megafauna D changes in the Australian climate from colder to more temperate over the last 65 million years.