A.float z = (float)(Math.round((float)x/y*100)/100);

B.float z = Math.round((int)(x/y),2);

C.float z = Math.round((float)x/y,2);

D.float z = Math.round((float)x/y*100)/(float)100;

A.FooException is unchecked.

B.The body of foo can throw FooException or one of its subclasses.

C.FooException is a subclass of RuntimeError.

D.The body of foo can only throw FooException.

A.Replace the lock constructor call with new ReentrantLock (true).

B.Make the declaration of lock static.

C.Move the declaration of lock inside the foo method.

D.No change is required.

A.System.out.print(p1.relativize(p2));

B.System.out.print(p3.relativize(p1));

C.System.out.print(p3.relativize(p2));

D.System.out.print(p1.relativize(p3));

E.System.out.print(p2.relativize(p1));

F.System.out.print(p2.relativize(p3));

A.Option A

B.Option B

C.Option F

D.Option C

E.Option D

F.Option E