Given:

This class is poorly encapsulated. You need to change the circle class to compute and return the area instead.
What three modifications are necessary to ensure that the class is being properly encapsulated?

Given the code fragment:

And given the requirements:
Which two code fragments can be independently placed at line n1 to meet the requirements?

Given the code fragment:

What is the result?

Given the code fragments:

What is the result?

Given: What is the result?