If a system becomes unresponsive while opening a specific spreadsheet, the issue is likely tied to the file's size or the complexity of its content (e.g., embedded formulas, macros, or graphics). High memory utilization caused by the file can lead to temporary freezing or application " Not Responding " messages. Checking the spreadsheet ' s file size and monitoring system memory in Task Manager will help isolate performance bottlenecks.
A). Anti-malware logs are important for security troubleshooting but less likely relevant to spreadsheet-related performance issues.
B). Workstation repair is for system-wide problems and not necessary for a single-file issue.
C). Bandwidth relates to network usage and wouldn't impact opening a local file.
Reference:
CompTIA A+ 220-1102 Objective 3.3: Troubleshoot common application issues.
Study Guide Section: Troubleshooting application slowness and performance using Task Manager and resource monitoring tools