The Nineteenth Amendment gave American Women the right to vote. This was a right known as "The Woman Suffrage"
Most likely the target of that speech was towards B. the tobacco industry. Tobacco is still a large part of farming in the Southern United States, as it has been since before the formation of the United States.
The textile and coal industries were mostly in the north in the in what is now known as the "Rust Belt" due to the decline in manufacturing jobs since the 1980s. The shipbuilding industry would have been contained in coastal towns for the most part on either side of the country.
Answer: the availability of water power.
During the Industrial Revolution, the textile industry was mechanized and increasingly done in an industrial scale. One of the most important additions was the fully mechanized water-power system that Samuel Slater brought from England. He smuggled (as it was against the law) his knowledge of textile machinery to the United States, and in 1793, established a cotton-spinning mill in Pawtucket, Rhode Island. The availability of water power made this a perfect location. He went on to build several more cotton and wool mills throughout New England.
"combating illegal immigration" would be the best option, since the economic recession of 2008 made people concerned that illegal immigrants were taking jobs away from them.
Shi Huangdi had the Great Wall of China built to protect the Chinese states and borders against the raids and invasions of the various nomadic groups of the Eurasian Steppe. This included the Mongols to the north, which had been very powerful during the rule of Genghis Khan. The other purposes of the Great Wall were border controls, allowing duties on goods during the period of the Silk Road, regulation and encouragement of trade and the control of immigration and emigration.