What is the output of the following code ?

class A:
    def test(self):
        print("test of A is called")
class B(A):
    def test(self):
        print("test of B is called")
        super().test()
class C(A):
    def test(self):
        print("test of C is called")
        super().test()
class D(B, C):
    def test3(self):
        print("test of D is called")

p = D()
p.test()