Question: Code is in Haskell; I can't seem to get this to output anything but a black screen in the relevant Gloss MP1 output window, and

Code is in Haskell; I can't seem to get this to output anything but a black screen in the relevant Gloss MP1 output window, and it's definitely failing unit tests. Any suggestions or obvious problems I'm missing?
Step by Step Solution
There are 3 Steps involved in it
Get step-by-step solutions from verified subject matter experts
