[Hint] Picture Picker – 27 December 2021

The puzzle Picture Picker was released a week ago. The hint is below.

This week brings the November-December meta, Piles of Presents. Thank you to everybody who has solved this set, and come back in the new year for entirely new puzzles.

The letters will not spell out your answer; rather, they tell you which piece of each drawing to reproduce and where to do it.