Answer:
Hang up and call back using the bank's official phone number.
Explanation:
If some one who claims himself or herself to be a bank official and asks for the bank details over phone must not be trusted and can be a fraud. People tries to steal money from our account by receiving the bank details from us over phone. This people are fraud people and should not be entertained or should not answer their questions.
If someone calling you and claiming to be bank official and asks for our bank details and information should be immediately hang up the call and report to the police authority. If necessary we can call bank in the bank's official phone number to provide any details or can directly contact the bank personally.
This is the safest way to handle the situation.
Thus the answer is
Hang up and call back using the bank's official phone number.
