What is the role of macros in Microsoft Excel?

Macros in Microsoft Excel serve the primary function of automating repetitive tasks. By recording a sequence of actions or writing a script in VBA (Visual Basic for Applications), users can create a macro that can be executed with a simple command. This capability significantly increases efficiency, allowing individuals to perform complex processes or frequently repeated tasks with minimal effort.

For instance, if someone regularly formats data in a specific way or processes the same calculations repeatedly, a macro can automate this, saving time and reducing the potential for human error. Automating tasks is especially beneficial in environments where data analysis and reporting are common, as it helps streamline workflows.

While the other choices refer to different functionalities—such as document organization, internet browsing, or graphic design—none directly relate to the primary function of macros in Excel. Therefore, focusing on their role in task automation highlights the significant impact they can have on productivity and efficiency in data management and analysis processes.