3. in genral practice, dividends tend to

a. be more stable than earnings

b. fluctuate more widely than earnings

c. be a lower percentage of earnings for mature companies

d. be set as a fixed portion of earnings

e. change every year to reflect changes in earnings

6. share buy backs can be a good idea if:

a. the company has a suplus cash to return to shareholders

b. it can create temporary increases in share price

c. the company is looking to increase the dividend ratio

d. investors are content with current returns