Fraud investigation $\_\_\_\_\_.$

Question $2$ options:

A$)$

involves the steps taken, once fraud is detected or suspected, to determine the who, why, when, and how much of the fraud

B$)$

identifies perpetrators, amounts taken, and breakdowns in controls or other elements that allowed the fraud to occur

C$)$

is expensive and time consuming

D$)$

all of the above

E$)$

A and B$,$ only