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