Anchorage conservation is needed most:

 # Anchorage conservation is needed most:

A. Initial alignment  and leveling 

B. Finishing and detailing 

C. Canine retraction if  anterior space closure is done in 2 stage 

D. In case of enmass retraction 

The correct answer is A. Initial alignment and leveling.

Type of tooth movement:  Anchorage varies with the type of tooth movement, whereby, bodily movement requires more anchorage than tipping. The current system of pre-adjusted appliance requires high demands of anchorage during initial stages of the treatment since the first few wires tend to unravel malocclusion according to the expression of bracket prescription whereby tooth axis alignment, tip and crowding are being unravelled simultaneously to bring the teeth in a position called 'slot line up'.