What exciting find did a paleontologist find in Africa that was a human ancestor who lived more that 3.2 million years ago?

Plz i need it now select the correct answer from each drop-down menu. a group of people known as had lived in australia for thousands of years. but in 1770, australia was claimed . in 1851, the discovery of brought thousands of people to australia. later, in 1901, australia was proclaimed an independent .