Acomputerized spreadsheet program is useful for
a. preparing telephone surveys.
b. keeping information confidential.
c. sorting and charting data from surveys.
d. conducting primary research.

(C) Sorting and charting data from surveys.

Explanation:

A computerized spreadsheet is basically used for sorting and charting the data from the survey. Sp[reed sheet is one of the computer application that are used for the storing and also analysis the data in the tabular form.

Spreadsheet is mainly develop in the form of computerized analogs  which is used as the paper accounting worksheet. In the spreadsheet we can also perform various types of mathematical calculations and the arithmetic functions.

Therefore, Option (C) is correct.

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