Mr. Wu can buy two goods- bread and milk. If he spends his entire income on bread, he can buy 30 loaves of bread and if he spends his entire income on milk, he can buy 60 liters of milk. If the price of bread is $6/loaf: (5 marks)(a)What is the price of 1 liter of milk?(b) Draw a neatly labeled diagram showing Mr. Wu's possible consumer equilibrium clearly.(c)If the price of bread rose to $9/loaf, what would happen to Mr. Wu's consumer equilibrium? Is he better off or worse off? Why