Gerrit Installs Windows 10 Home Edition on His Personal Computer

Multiple Choice

Gerrit installs Windows 10 Home edition on his personal computer. Previously, his computer was running Windows 8.1. After installing Windows 10, Gerrit attempts to run one of the applications that was previously installed on the Windows 8 system.
If the application fails to run, which of the following is the most likely reason?

A) Gerrit chose a new installation instead of upgrading his operating system.
B) The application is not compatible with Windows 10.
C) During the upgrade, files and settings from Windows 8.1 were not moved to Windows 10.
D) Windows 8.1 cannot be upgraded to Windows 10.