Why are the hittites significant in mesopotamian history?

a) they were the first people to create a law code.

b) the hittites introduced the use of iron into mesopotamia.

c) the first empire in mesopotamia was created by the hittites.

d) they were the first group to participate in ocean trade along the mediterranean.

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.