A Reason Why SSI (Supplemental Security Income) Doesn't Adequately Protect

A reason why SSI (Supplemental Security Income) doesn't adequately protect the poorest elderly is that:

A) people spend the money too quickly when they get it.
B) payments are eliminated if a recipient lives with a relative.
C) many older people are unwilling to endure the humiliating scrutiny of a means test.
D) the program is set up so that the payments only come once a year.