Question

you plan to write an app to find the best hiking trails for families. which statement is true about this step?
you have defined a use case.
in this step, you defined your target audience and main goal.
you have drawn pictures of what your screens will look like and identified the input - process - output that occurs on each screen.
your app is functioning and ready to test.

Explanation:

• A use case typically describes interactions between a system and its users. Here, it's more about defining the app's purpose (finding hiking trails for families) which includes target audience (families) and main goal (finding best hiking trails).
• Drawing screen pictures and identifying input - process - output is more about design.
• The app being functional and ready to test is a later stage.

Answer:

In this step, you defined your target audience and main goal.