What two must the programmer do to correct the compilation errors？（）

A.insert a call to this（） in the Car constructor

B.insert a call to this（） in the MeGo constructor

C.insert a call to super（） in the MeGo constructor

D.insert a call to super（vin） in the MeGo constructor

E.change the wheelCount variable in Car to protected

F.change line 3 in the MeGo class to super.wheelCount=3