An 18 year old female patient reports for her routine orthodontic appointment. 1st premolars from all quadrants had been extracted at the beginning of treatment. Her current status reveals 3 mm of space between the canines and 2nd premolars in all quadrants. Class II elastics were initiated to close these spaces. The type of anchorage provided by the elastics is known as :

**Core Concept**
In orthodontics, anchorage refers to the resistance to movement of teeth or segments of teeth. Anchorage is crucial in orthodontic treatment to achieve desired tooth movements without unwanted side effects. There are different types of anchorage, including direct and indirect anchorage.

**Why the Correct Answer is Right**
The Class II elastics in this scenario provide indirect anchorage by utilizing the mandible as a movable unit to correct the Class II molar relationship. The elastics exert a force on the maxillary molars, which in turn pulls the mandible downward, countering the Class II molar relationship. This results in a force system that closes the spaces between the canines and 2nd premolars. The anchorage is indirect because the force is not directly applied to the maxillary teeth, but rather to the mandible, which then transmits the force to the maxillary teeth.

**Why Each Wrong Option is Incorrect**
**Option A:** None provided.
**Option B:** This option is not relevant to the scenario described.
**Option C:** This option does not accurately describe the type of anchorage provided by Class II elastics.

**Clinical Pearl / High-Yield Fact**
When using elastics in orthodontic treatment, it's essential to consider the type of anchorage being provided and how it may impact the treatment outcome. This includes understanding the force system and the potential for unwanted side effects, such as changes in occlusion or mandibular growth.

**Correct Answer:** C.

✓ Correct Answer: B. Baker’s anchorage