An AAA Bond Has Lower Default Risk Than a BBB

question 21

True/False

An AAA bond has lower default risk than a BBB bond.

---

Definitions:

Adaptive Immunity

The aspect of immunity that is developed as a result of exposure to a pathogen, providing long-term protection and memory against specific pathogens.

Cytotoxic T Cells

A type of immune cell that kills cancer cells, cells that are infected (particularly with viruses), or cells that are damaged in other ways.

Natural Killer Cells

A type of lymphocyte (white blood cell) and a component of innate immune system, involved in the early defense against viruses and tumors by directly attacking cells that have been infected or transformed.

Perforins

Proteins produced by certain immune cells that create pores in the membrane of target cells, leading to cell death.