Final answer:
The REF SEL selections that can be made for adjustment on the MFD vary depending on the device and model.
Step-by-step explanation:
The REF SEL selections that can be made for adjustment on the MFD (Multi-Function Display) vary depending on the specific device and model being used. However, some common REF SEL selections found on MFDs include:
- Contrast: Adjusts the display's contrast level to make the screen easier to read.
- Brightness: Changes the screen's brightness to improve visibility in different lighting conditions.
- Color Temperature: Alters the color temperature of the screen to enhance the overall viewing experience.
These adjustments are typically accessed through the MFD's settings or menu options. It's important to refer to the user manual or documentation specific to the MFD being used for more information on available REF SEL selections.