A.int[][][] e = {{1,1,1},{2,2,2}};

B.String contact# = "(+2) (999) (232)";

C.int x = 12_34;

D.byte b = 10;
char c = b;

E.short sh = (short)'A';

F.float x = 1f;

G.boolean false = (4 != 4);

A.setLeft and setRight must be protected.

B.left, right, setLeft, and setRight must be private.

C.left and right must be private.

D.isValid must be public.

A.Option A

B.Option B

C.Option C

D.Option D

A.The compilation fails at line 13.

B.The compilation fails at line 16.

C.The compilation fails at line

D.1

E.10

A..map(Employee::getLocality)
.distinct()
.count();

B.map(e -> e.getLocality())
.count();

C..filter(Employee::getLocality)
.distinct()
.count();

D..map(e -> e.getLocality())
.collect(Collectors.toSet())
.count();