Let the graph of a function (x) be as shown below: 4+ 3+ 10 -2 -2 -3 Select one of the following choices, where x is a real number and x e [- 2, 2]: (a) Ax) =Lx 2J +[x+21. (b) Ax) = Lx + 2]+[x-21. (c) Ax) =Lx - 2J-x+21. (d) Ax) =Lx + 1]+[x-1.