Yes, but you can give them sweets about three times a week. It's acually good to give them a lot of sweets without rotting their teeth because if you give then something sugary before you ride, they will be more softer on the bit.
yes
True
yes
True
Yes, this is possible.
yes on howrse yes
If you feed a horse alot of sugary treats, yes. One or two is OK once in a while though.
Yes,their teeth are made of enamel just like ours,which makes them prone to cavities too.
For the Howrse riding level 3 question, the answer is true.
Not on Howrse, but this is TRUE in real-life (they are the same as any human teeth!)
Yes they can.
I do not think so, I think this is a Vet. question. But I think 'No;Probably if you give it alot;Only 1 or 1 1\2 a day or something. I had a horse,I did that and he didn't get cavities. ~Hope this helped