How many feet high is the edwards plateau at it's West border

It is about 5,400 square miles, and elevations range between 1,000 and 2,300 feet above sea level. The rugged, rolling topography is covered with thick woodlands of oak and cedar.

Explanation:

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; the above statement is (true);