A.Code that is protected from extension by other classes

B.More efficient code at runtime

C.More dynamic code at runtime

D.Faster code at runtime

E.More flexible and reusable code

A.Dinherits a()from Band Cbut the return types are incompatible.

B.Ddoes not define any method.

C.Dextends more than one interface.

D.Dinherits a()only from C.

A.int sum(int first, int second) { first + second; }

B.int sum(int first, second) { return first + second; }

C.sum(int first, int second) { return first + second; }

D.int sum(int first, int second) { return first + second; }

E.void sum (int first, int second) { return first + second; }

A.10

B.0 4 9

C.0

D.nothing

A.setTCount

B.setACount

C.setAllCounts

D.setGCount

E.setCCount