Given the Donor table below, which normal form is the table?

Donors Table

DonorID

First Name

Surname

Telephone Number

$123$

Pooja

Singh

$555-861-2025$

$123$

Pooja

Singh

$192-122-1111$

$456$

San

Zhang

$182-929-2929$

$456$

San

Zhang

$(555)403-1659$ Ext. $53$

$789$

John

Doe

$555-808-9633$

third normal form

first normal form or flat file

neither

both