When the client holds a large amount of negotiable securities, auditors need to plan to guard against

Question:

When the client holds a large amount of negotiable securities, auditors need to plan to guard against
a. Unauthorized negotiation of the securities before they are counted.
b. Unrecorded sales of securities after they are counted.
c. Substitution of securities already counted for other securities that should be on hand but are not.
d. Substitution of authentic securities with counterfeit securities.