With respect to forceps extraction of teeth, which of the following applies (apply)?
1. Beaks should be placed on the root of the tooth.
2. Beaks should be applied parallel to the long axis of the tooth.
3. Beaks should be moved apically during extraction.
4. Poor placement can lead to tooth fracture, slippage and injury to adjacent teeth.

All of the above.

(1) (2) (3)

(1) and (3)

(2) and (4)

(4) only