Select the option that is the passive form of the given sentence.The Principal gave her a warning about coming late to school every day.

• A. She was giving a warning by the Principal about coming late to school every day.
• B. She has given a warning by the Principal about coming late to school every day.
• C. She gives a warning to the Principal about coming late to school every day.
• D. She was given a warning about coming late to school every day by the Principal.