Which of the following factors will decrease the risk level of an investment?

I. a firm's decision to use a lower percentage of debt financing

II$.$ an economic situation in which consumer prices are rising rapidly

III. the ability to trade the investment easily in a rising market rather than in a declining market

IV$.$ unstable foreign currency values

Question $6$Select one:

a$.$

I, II and IV only

b$.$

I, III and IV only

c$.$

II and IV only

d$.$

I and III only