Where is the row selector located in Datasheet view? above the top row of data
below the last row of data
to the left of the leftmost data
to the right of the rightmost data

to the left of the leftmost data

Explanation:

A database management system (DBMS) can be defined as a collection of software applications that typically enables computer users to create, store, modify, retrieve and manage data or informations in a database. Generally, it allows computer users to efficiently retrieve and manage their data with an appropriate level of security.

A Datasheet view is simply the rows and columns of data in a table that are being displayed in database software application such as Microsoft Access and Excel.

In DBMS, rows are numbered numerically as 1, 2, 3, 4, 5, etc. from top to bottom while columns are labeled alphabetically as A, B, C, D, E, etc. from left to right. Thus, a row is the horizontal arrangement of cell while column is the vertical arrangement of cell in a spreadsheet (table of cells).

Generally, the row selector is located to the left of the leftmost data in Datasheet view.

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b is the correct answer