Explanation

By default, Excel uses the A1 reference style,

which refers to columns as letters

 and refers to rows as numbers

 These letters and numbers are called row and column headings.

Type the column letter followed by the row number.

Explanation

The term “Operational statistics” refers to a set of statistics.

That describes operations for a business, organization, or institution.

It can also apply to a network, system, or internal operation.

Explanation

In a sentence written in the active voice,

the subject of sentence performs the action.

In a sentence written in the passive voice,

the subject receives the action.

Explanation

Surreptitious  مخفی

secret راز