Please explain

What about in the diagram below? Again, the consumer is in equilibrium at E and, again, Px falls from Pxoto PX1. I/Py G 8 F Uo I/PXO I/PX1 5) In this case, are good X and good Y substitutes or complements, and why? (2 marks) 6) In this case is, good X normal or inferior, and why? (2 marks)