The Iron Age, also known as being part of the late Bronze Age, began in approximately 1200 BCE in areas of Central Asia. Before this time, tools were made from bronze rather than iron, though many knew that iron was a stronger metal. Which of the following best explains the event that caused people to start making tools out of iron?

A. People realized iron ore mixed with coal made a stronger metal.
B. Bronze resources were becoming increasing scarce in areas of Asia.
C. Better mining techniques developed and made it easier to find iron.
D. Higher temperature smelting techniques were developed.

Question

The Iron Age, also known as being part of the late Bronze Age, began in approximately 1200 BCE in areas of Central Asia. Before this time, tools were made from bronze rather than iron, though many knew that iron was a stronger metal. Which of the following best explains the event that caused people to start making tools out of iron?

A.  	People realized iron ore mixed with coal made a stronger metal.
	B.  	Bronze resources were becoming increasing scarce in areas of Asia.
	C.  	Better mining techniques developed and made it easier to find iron.
	D.  	Higher temperature smelting techniques were developed.