Android Compose Use Collections in Kotlin

[Bjohnson450]

Name of the Codelab or Codelab URL
https://developer.android.com/codelabs/basic-android-kotlin-compose-collections?continue=https%3A%2F%2Fdeveloper.android.com%2Fcourses%2Fpathways%2Fandroid-basics-compose-unit-3-pathway-1%23codelab-https%3A%2F%2Fdeveloper.android.com%2Fcodelabs%2Fbasic-android-kotlin-compose-collections#2

Describe the problem
A clear and concise description of what the problem is.

There are several instances where it is not explained where any of the lines of code are meant to be nor if certain lines of code need to be removed in order for code to run properly causing various errors. This problem begins at the "Add Elements to a list" segment

In which lesson and step of the codelab can this issue be found?
Lesson number + step number.
Use collections in Kotlin in step Lists

How to reproduce?
What are the exact steps to reproduce the problem?

Continue to follow the instructions given,

Versions

1. What version of Android Studio are you using?
2. What API level are you targeting?

Additional information
Add any other context about the problem here.

https://pl.kotl.in/CBxjkZ16f

codelab: basic-android-compose-training-add-scrollable-list