To open an existing workbook in MS Excel, click the Open button on which toolbar?

🧠 Explanation:

To open an existing workbook in MS Excel, use the Open button on the Standard toolbar. For tech students, this highlights spreadsheet management, making it a key topic for studying digital literacy, Excel tools, and productivity. Opening workbooks accesses data. Understanding this ensures efficient Excel use. It’s essential for mastering spreadsheet operations. Studying the Open button offers insights into how Excel manages files, crucial for IT, data science, and business.