Answer:
Tables make up the basic structure of a relational database
Step-by-step explanation:
Option 1 (QR codes) is not valid because QR codes are similar to bar-codes where it can be scanned through the smart phone camera and the relevant link will get opened.
The term tablets describe the type of digital device. Hence Option 2 is invalid.
Fields represent only the names of column. So this is does not convey whole information.
Workbook is the term related to excel and does not relate to RDBMS.
Tables have rows and columns which form the basic structure of a RDBMS. Rows are represented as “tuple” and columns are otherwise known as “fields”.