Applicant A or Applicant B?

[CJ C.]

Wondering which tenant application looks less risky financially?  Neither have rental history as both owned...

Applicant A: Retired Couple

Income to rent from social security & workers comp = 3.7x 

Income less debt payments = 3.3x

Credit score: High 600's

Concerns: Foreclosure several years ago

Applicant B: Recently Separated Mother

Income to rent from job / child support = 3.3x

Income less debt payments = 2.6x

Credit Score: Low 700's

Concerns: Only a few months on the job; slightly lower income to rent but slightly higher credit score