Uranium is a radioactive metal that is used by people all over the world. Why is uranium mined in Colorado, Wyoming, and New Mexico, but not in many other states?
A.
Earth's resources are not distributed evenly.
B.
Uranium is only found in near the ocean.
C.
Only people in Colorado use uranium.
D.
People in other states do not use uranium.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; existed; limited;

answer; self-serving bias;

answer; models;