Which of the following statements is (are) true?

I.Retirement plan assets make up approximately 5 percent of the Grahams total assets.

II.Given their age and income profile, one would expect Onslo and Daisy to have a substantially higher level of net worth.

III.The Grahams savings ratio, including reinvested dividends and interest, is below financial planning benchmark levels.

IV.The Grahams emergency fund ratio is adequate at this time.

a.I and II only

b.II and III only

c.I and IV only

d.I, III, and IV only