What were the effects of the Zhou metal workers mastering iron? Select the two correct answers.

Question

(1 point)
The Zhou conquered the
• warlords and were the first to unify China.
Iron made stronger, more
• effective farm tools and increased crop yield.
Iron weapons spread to O the masses, contributing to the Warring States period.
The Zhou jealously
O guarded the secret of smelting the iron and created a trading empire.
Zhou craftman are known
• for their iron art and it is still sold today.
Iron helped the Zhou rulers so much that they
• reserved the Mandate of Heaven for themselves alone.

Answer 1

The two correct answers regarding the effects of the Zhou metal workers mastering iron are:

1. Iron made stronger, more effective farm tools and increased crop yield.
2. Iron weapons spread to the masses, contributing to the Warring States period.