The correct option is B
The Bronze Age is the period of prehistory in which the metallurgy of this metal was developed, the result of copper alloy with tin. The technology related to the bronze was developed in the Near East at the end of the IV millennium a. C., dating in Asia Menorantes of 3000 a. C .; in ancient Greece it began to be used in the middle of the third millennium a. C .; in Central Asia the bronze was known around 2000 a. C., in Afghanistan, Turkmenistan and Iran, although in China it did not begin to be used until 1800 a. C., adopting the Shang dynasty.