Match the following ,where $[.]$ represents greatest integer function

	Column – I		Column – II
(A)	Area enclosed by ${\left[x\right]}^2={\left[y\right]}^2$ for $1\le x\le 4$	(p)	8 sq. units
(B)	Area enclosed by $\left[\left|x\right|\right]+\left[\left|y\right|\right]=2$	(q)	6 sq. units
(C)	Area enclosed by $\left[\left|x\right|\right]\left[\left|y\right|\right]=2$	(r)	4 sq. units
(D)	Area enclosed by $\frac{\left[\left|x\right|\right]}{\left[\left|y\right|\right]}=2,-5\le x\le 5$	(s)	12 sq. units