The correct answer is "practices associated with political machines."
During the late 19th century and early 20th century, political machines rose in popular in populous American cities. The goal of these machines were to get specific individuals elected so that they may control local laws. These political machines would then use the candidate as a means to reap personal benefits based on the laws made for the city. These actions are seen by individuals such as Boss Tweed and Tammany Hall.
I believe here are the challenges:
<span>a) competition grom countries with larger economies (the strongest competitor come from United States, China, Russia, Japan, and South Korea)
</span><span>c) an aging population, ( In recent years they experienced about 77% increase in elderly population)
d) members with weak economies (Most notably is Greece which is really close to bankruptcy)</span>
<span>was President Theodore Roosevelt's domestic program formed upon three basic ideas: conservation of natural resources, control of corporations, and consumer protection. Thus, it aimed at helping middle class citizens and involved attacking plutocracy and bad trusts while at the same time protecting business from the most extreme demands of organized labor. In contrast to his predecessor William McKinley, Roosevelt was a Republican who believed in government action to mitigate social evils, and as president denounced "the representatives of predatory wealth" as guilty of "all forms of iniquity from the oppression of wage workers to defrauding the public."</span>