What is the function of the SUM function in Excel:

(A) To add up a range of cells
(B) To count the number of cells in a range
(C) To find the average of a range of cells
(D) To find maximum value in a range of cells

🧠 Explanation:

The SUM function in Excel adds a range of cells, streamlining calculations. Studying this highlights spreadsheet functionality, a key topic in computer science. It