To Promote Liquidity, NCDs and BABs Are Divided into Two

To promote liquidity, NCDs and BABs are divided into two 'buckets' based on their:

A) credit risk, as 'prime' or 'non-prime' banks
B) credit risk, as 'investment grade' or 'speculative grade' securities
C) credit risk, as 'domestic' or 'foreign' banks
D) maturity, which can be 'less than 30 days' or 'more than 30 days'
E) maturity, which can be 'early' or 'late' in the maturity month.