Need help please and thanks so much for your help

the first picture is for the question 8 , the second picture is for question 9 and there'd picture is for question 7 hope its helpful and good luck.

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.