Which of the Following Statements Is TRUE with Respect to Sub-

Which of the following statements is TRUE with respect to sub- bailments?

A) A sub- bailment must be contractual in origin.
B) A sub- bailment can occur with the bailor's implied or express consent.
C) Every person who is a bailor must also be a bailee.
D) A sub- bailee is always considered an insurer for the purposes of the standard of care.
E) Because of the doctrine of privity, it is possible to have a sub- bailment, but not a sub- sub- bailment.