OLDWICK, N.J.--(BUSINESS WIRE)--A.M. Best has affirmed the financial strength rating of A+ (Superior) and the issuer credit ratings (ICR) of “aa-” of Primerica Life Insurance Company (Boston, MA), and its affiliates, National Benefit Life Insurance Company (New York, NY) and Primerica Life Insurance Company of Canada (Mississauga, Ontario), collectively referred to as Primerica Life. Additionally, A.M. Best has affirmed the ICR of “a-” of Primerica, Inc. (Primerica) (Duluth, GA), which is the h