PLEASE ANSWER FAST

Rank the following types of securities by flotation cost from least expensive to most expensive for a common issue size. I. IPO II. SEO III. Investment grade straight bonds IV. Non-investment grade straight bonds

a. III, IV, II, I

b. III, II, IV, I

c. I, II, III, IV

d. IV, III, II, I

e. II, IV, I, III