I just completed question 4 with a grade of 100% on https://program-ai.app 

Which code block correctly declares a list of items? #LearnWithNostr https://m.primal.net/KBLq.png 

 https://blossom.primal.net/2fefe76bc295ff3763e787fc31792089884141d347a33d5e9104e088a1365226.png