D. Powers shared between the Federal and State governments.
Concurrent powers are the powers that are shared by the Federal government with the States.
The most important of these is the power to tax. Both the federal and state governments have the ability to tax.
Because a lot of people were not subject to it and so they werent taxed
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>
C. A Persian government official who spends a great deal of time focusing on whether his actions have been good or evil