A pizza shop uses a grid to assign deliveries to riders. The shop is at \((0, 0)\). Orders come in from: House A at \((5, 2)\) House B at \((-4, 6)\) House C at \((-6, -5)\) House D at \((8, -8)\).
(i) Which house is in the third quadrant?
(ii) Which two houses are in diagonally opposite quadrants?
(iii) Which house lies in the second quadrant?