When you present a check for payment, you warrant that the check has not been altered.In this situation, if the check has been altered, then the bank may demand that you repay the sum it paid to you. is it true or false ?

Employer is fraudulently induced by Employer's agent to issue a check to a fictitious (nonexistent) creditor, and Employer gives the check to the agent.In this case, the agent can negotiate the check by indorsing the fictitious creditor's name. Is it true or false

According to thefictitious-payee rule, if someone issues a negotiable instrument to someone pretending to be the named payee, then any indorsement in the name of the payee is valid so long as the person who pays is not aware of the fraud. is it True ir false