Given the following nested module declarations, which is the correct way to define a module Inner inside module Outer in Ruby?

hard📝 Application Q15 of 15

Ruby - Modules and Mixins

Given the following nested module declarations, which is the correct way to define a module Inner inside module Outer in Ruby?

module Outer
  # Your code here
end

Amodule Outer class Inner end end

Bmodule Outer::Inner end

Cmodule Outer.Inner end

Dmodule Outer module Inner end end

Step-by-Step Solution

Solution:

Step 1: Understand nested module syntax
In Ruby, nested modules can be declared by placing one module inside another.
Step 2: Identify correct nested declaration
module Outer module Inner end end correctly nests module Inner inside module Outer using indentation and end keywords.
Final Answer:
module Outer module Inner end end -> Option D
Quick Check:
Nested modules use nested 'module ... end' blocks [OK]

Quick Trick: Nest modules by placing one inside another with 'module' [OK]

Common Mistakes:

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