Answer: yes but..
Explanation:
Food handlers may wear plain band ring anytime or always during work. Jewelry, such as bracelets, watches, and rings with stones, could fall into food, creating a physical hazard. Jewellery may accidentally drop into food causing a foreign matter contamination issue
B. Up to 3 hours. But if eating big meals and eating lots of meat, it would take up to 4-12 hours.
Here is a format, but I am not writing my own habits of my mind, because it is asking for yours. :)
One of my habits that I think would be useful in the future is...
This is because... and I have been in a situation where... when this was helpful.
Another habit of my mind is... The first time this habit started is when I... This would be helpful because...
Just use a format somewhat like this, and you should be fine.