Yes, directly mail to PNO to suppress one enquiry as it was irrelevant and unlawful for a single application and don't forget to include all necessary details regarding the application.
P.S: Also, mention, in case of failure of suppression, you will be compelled to raise complaint with RBI BO.
P.S: Also, mention, in case of failure of suppression, you will be compelled to raise complaint with RBI BO.
Later, you know what to do.
That's all.