Why was it so difficult for the U. S. military to combat the tunnels of Cu Chi?

Which statement best describes the economy of india in the late 1700s? in the late 1700s, british farmers produced cotton that was shipped to indian factories to produce textiles. in the late 1700s, indian farmers produced cotton that was shipped to british factories to produce textiles. in the late 1700s, taxes were lowered to promote struggling manufacturing and trade industries in india. in the late 1700s, taxes were raised to gain revenue from the growing manufacturing industries in india.

Which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus

Who was the first present of the united states