According to Garrett Hardin, what is the tragedy of the commons"?
A. Poorer nations will not grow and prosper if the rich continue to
take property and wealth from them.
B. A country that doesn't allow its citizens to rule themselves will
often fail and fall into chaos and disarray.
C. If everyone believes the same thing, there will be no new ideas
from which people can learn and grow.
D. In a system of voluntary restriction, if one person takes more than
his or her share, it will ruin the system for everyone.