Answer:
a. serial bonds
Explanation:
Serial bonds is the term used to represent the issuance of various securities that have their maturity dates set on several different dates, but these dates are set sequentially. That is, the first title wins on day 1, the second title wins on day 2, the third title wins on day 3, and so on until all titles have reached their maturity. Generally these types of bonds are used to provide a steady income stream that will be used to fund projects.
