Answer:
A) smelting iron
Step-by-step explanation:
The production of bronze tools in large capacity had already started in some parts of Euroasia about 4000 years earlier before it was seen happening around South American Andes before AD 1500. The stone technology of the Tasmanians were said to have been noticed by the explorers from Europe and that has been happening in a much simpler from in different parts of Upper Paleolithic Europe.