Self-Insurance Differs from the Establishment of a Reserve Fund in That

Self-insurance differs from the establishment of a reserve fund in that

A) establishing a reserve fund is a form of risk retention,
B) self-insurance involves prefunding of expected losses through a fund specifically designed for that purpose,
C) self-insurance requires the existence of a group of exposure units large enough to allow accurate loss prediction.
D) self-insurance requires the formation of a subsidiary company.