The U.S. dollar is fiat money, as are the euro and many other major world currencies. This approach differs from money whose value is underpinned by some physical good such as gold or silver, called commodity money. The United States, for example, used a gold standard for most of the late 19th and early 20th century
FALSE. It is not greater then firms with smaller cash flows.
Answer:
The expected return on her portfolio is B) 11.8%
Explanation:
Hi, the expected return of a portfolio can be found by multiplying the weight of each of the assets times each of its expected return, that is:

So everything should look like this

The expected return of the portfolio is 11.8%, that is option B)
Best of luck.