Hints & Solutions Edit
Highlight the white text inside the block for hints ranging from vague to specific...
Each shape represents a platonic solid with a certain number of faces.
For each shape, identify the platonic solid it corresponds to, and use the number of sides to pick a letter of the alphabet: The square is from a cube which has 6 sides, leading to F.
This gives "L_F_ OR D__TH" which completes to "LIFE OR DEATH" so pick LIFE.