Refer to Table 16.2. Nominal GDP for Fredonia for 2016 equals

The United States is currently a net debtor nation. This means that

A) U.S. consumers have a great variety of foreign goods available to them. B) the U.S. economy is in serious trouble if government policies don't change quickly. C) capital outflows from the U.S. are greater than inflows. D) the U.S. is seen as a poor investment by foreign citizens and firms.

Four possibilities have probabilities 0.4, 0.2, 0.2 and 0.2 and values $40, $30, $20, and $10 respectively. The expected value is:

a. $22 b. $24 c. $26 d. $28