How to activate a cell in MS Excel?

A. Clicking the cell
B. Pressing an arrow key
C. Pressing the Tab key
D. All of the above 

🧠 Explanation:

A cell in MS Excel can be activated by clicking, using arrow keys, or entering data, making “all of the above” correct. For students or data analysts, this highlights Excel navigation, making it a key topic for studying spreadsheet functionality and data management.