The False Claims Act Compels the Whistleblower to Consider All

The False Claims Act compels the whistleblower to consider all but which of the following?

A) he/she must have actual knowledge of the fraud
B) the fraud must be tax fraud; tax fraud is the only type of fraud the act addresses
C) federal money must be involved
D) the financial amount of the fraud must be sizable, and the entity to be sued must be able to pay back the stolen money and associated fine
E) the evidence of the fraud cannot come from a publicly disclosed source such as a newspaper