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Given:
abstract public class Employee {
protected abstract double getSalesAmount();
public double getCommision() {
return getSalesAmount() * 0.15;
}
}

class Sales extends Employee {
**// insert method here
}

Which two methods, inserted independently at line **// insert method here, correctly complete the Sales class? (Choose two.)

A. double getSalesAmount() { return 1230.45; }
B. public double getSalesAmount() { return 1230.45; }
C. private double getSalesAmount() { return 1230.45; }
D. protected double getSalesAmount() { return 1230.45; }

A.	AB	B.	CD
C.	BD	D.	AD

Answer and Explanation

Answer:BD

Explanation:
B and D are correct because whenever you override a method you can increase the visibility but you cannot decrease the visibility.

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