While typing, a series of letters were highlighted and the keyboard key combination "Ctrl + B" was executed, the highlighted letters would be

While typing, a series of letters were highlighted and the keyboard key combination "Ctrl + B" was executed, the highlighted letters would be 

Answer Details

If you highlight a series of letters while typing and execute the keyboard key combination "Ctrl + B," the highlighted letters would be bolded. This is because "Ctrl + B" is the shortcut key for applying bold formatting to text. The bold formatting is often used to make text stand out or emphasize important information.