Select the most appropriate option to fill in the blank.

Please don’t ______ anyone that I came to your birthday party.

tell

The correct answer is OPTION 3 - TELL

The complete sentence is: "Please don’t tell anyone that I came to your birthday party."

• "Tell" is the correct verb form to use when referring to informing someone about something.

The other options ("told," "said," "say") do not fit grammatically in this context.