This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Following type of turret (golden and silver) are used for? 
Select and explain. 
A. Forming rectangular arch wire, B. Forming round arch wire, C. Forming square arch wire, D. All of the above
A: Forming rectangular arch wire
Answer: A: Forming rectangular arch wire 
Explanation: TURRET – GOLD
It is used for forming rectangular arch wires with torque adjustments: 0o – 7o – 10o – 13o – 16o.
It is used for use only with wire = .018”
TURRET – SILVER
It is used for forming rectangular arch wires with torque adjustments: 0o – 7o – 10o – 13o – 16o.
It is used for use only with wire = .022”
NOTE: GREEN TURRET is used for forming round arch wire.