blocks/task3/maps/level3/text_input/5.txt

(A)
- Stack with orange block
- Stack with red block, blue block, from bottom to top

(B)
- Stack with red block, orange block, blue block, from bottom to top

(C)
- Stack with green block, blue block, red block, yellow block, purple block, from bottom to top

(D)
- Stack with orange block, green block, blue block, from bottom to top