Choice Eliminator 3 for Google Forms addon

Choice Eliminator 3 for Google Form add on workspace.goog... can be used for removing options from a multiple-choice questions easily. Great for signing up for time slots or having students choose topics without doubling up. Choices Removal is perfect for sorting out dates like a doctor’s appointment if you want to organize a consultation-hour for your patients. In this case you could use a dropdown or a multiple choice question and so offer different time slots for them.
Features:
Choice Eliminator 3 sets as many limits as you want for choice options
Allows you to limit how often specific options to multiple choice questions can be selected. This is useful if , for example, you want to let users book a timeslot and you want to limit how many people can pick a specific timeslot.
Please note: If multiple people fill in the form at the same time it's still possible that someone will pick a choice that has already reached its limit. Google Form™ will notify user about that and they will choose another option.