Under the Fair Credit Billing Act, If a Consumer Reports

Under the Fair Credit Billing Act, if a consumer reports an error in the amount on his charge account bill, until the creditor responds, it cannot:

A) restrict the use of an open-ended credit account because the disputed amount is unpaid.
B) report the disputed amount as delinquent.
C) take any action to collect the disputed amount.
D) All of these are correct.