This is a test of commonsense. Complete the next sentence:

How to deal with a tooth pulling
Look for signs of tooth problems.
If you start to feel pain in your mouth, it could be the sign of a serious condition, which may lead to your teeth being pulled. Possible reasons for pulling a tooth include :
Your mouth is crowded.
Sometimes you will need a tooth removed to help keep your teeth properly aligned. They may be too big for your mouth, or their current position prevents a new one from breaking in.