lex opened "Alex's Pizza Spot" near Saint Louis University. To avoid wasting or

running out of pizza, Alex wants to track sales from May $1$ to July $31.$ Alex needs your

help to create a regression for better predictions. Can you assist him? a$)$ What variable$($s$)$ to you recommend that Max use to predict pizza sales? Why?

$1.$ Time only

$2.$ Discount Only

$3.$ Weekend Only

$4.$ Time and Discount

$5.$ Time and Weekend

$6.$ Weekend and Discount

$7.$ Time, Weekends, and Discounts

$8.$ There is not enough data to predict pizza sales

b$)$ Based on the available options, the recommended variables to predict pizza sales

are Time, Weekends, and Discounts. State your final Model!