118D12

（ ）treatment is a dental procedure to remove inflamed or infected pulp on the inside of the tooth which is then carefully cleaned and disinfected,then filled and sealed. （ ）に入るのはどれか。1つ選べ。

1. aEndodontic
2. bOral surgical
3. cOrthodontic
4. dPeriodontic
5. eProsthodontic