i didn't understant when i excuteed the program below , how the " New A " appeared :p ? and thank you <3

Question

class A {
public A() {
System.out.println("New A");
}
}
class B extends A {
public B() {
System.out.println("New B");
}
}
class Program {
public static void main(String[ ] args) {
B obj = new B();
}
}
}

Answer 1

When an object of a derived class is created, the constructor of the base class is called first, before calling the constructor of the derived class.
Output:
New A
New B