The area bounded by the curve `y" "=" "x" "|" "x" "|` , x-axis and the ordinates `x" "=" "-" "1` and `x" "=" "1` is given by (A) 0 (B) `1/3` (C) `2/3` (D) `4/3` [Hint : `y=x^2` if `x" ">" "0` and `y=-x^2` if `x" "<" "0` ].