Preoperative evaluation of a healthy patient requiring elective oral surgery in hospital should include
1. a complete history.
2. a physical examination.
3. an oral examination.
4. appropriate radiographic examination.
5. appropriate laboratory tests.

(1) (3) (4) (5)

(1) (3) (4)

(1) (2) (4)

All of the above.

(1) (2) (3) (4)