Identify the point of view of the following sentence. after the children sat down to their work, i went back to my master plan to take over the world.

c. a more abundant resource for metals manufacture that enabled Zhou dynasty rulers and their allies to expand the size of their territory via military campaigns

Explanation:

During Zhou dynasty  (1046-256 BCE), iron tools replaced bronze and its technology advanced in China and iron was used in producing better weapons. This was the beginning of the iron age in China which started around 600 CE.