Which metals were the first to be used during the neolithic age? a) bronze and silver because they could be heated and poured into molds b)silver and gold because they could be found in river beds c)gold and copper because they were soft enough to be hammered d)iron and copper because they were more plentiful than other metals

C)gold and copper because they were soft enough to be hammered

Explanation:

During the neolithic age humans still didn´t have enough technology or knowledge to forge metals, so the only metals that they could work with were the ones that didn´t requiere to be heated up in order to be moldable, copper and gold were the metals that were strong enough to be used in every day tools and still were moldable with just hammers and rocks.

an ecozone is best defined as a substantial part of the earth that contains living beings.

explanation:

the answer d vegetative