Final answer:
The screw size used in the Congruent Arc Laterjet Technique can vary depending on the patient and surgeon's preference.
Step-by-step explanation:
The Congruent Arc Laterjet Technique is a surgical procedure commonly used in orthopedic medicine for the treatment of shoulder instability. The screw size used in this technique varies depending on the specific needs of the patient and the surgeon's preference. It is not specified in the question which screw size is used specifically in the Congruent Arc Laterjet Technique. Therefore, none of the provided options (A. 2.4mm, B. 3.0mm, C. 3.5mm, D. 4.0mm) can be confidently chosen as the correct answer.