Answer:
a
Step-by-step explanation: ya boi got at least a 90 in all classes
90% of the milkshakes had whipped cream because 90/100 as a percentage is 90%
If you solve for the vertex of the function, you would get (-3, -1). So I think it would be x = -3 and the function’s maximum value would be -1. Hope this helps!! :)
Y-3 is the correct answer