Match your answers with correct machine learning models.

Two Cruises $($Robocars$)$ paced along a quiet street during a Sunday morning, most likely the cars are using what ML model to learn autonomous drive

You are in retail business, you want to make sure get more revenue and profit during the holiday season. Based on the customer data you have, you like to figure out what's sweet spot price $-$ the best price $($discount$)$ to increase sales and also give you optimal profit. What's the ML model you will use to help you make the decision?

Your credit card company text you on Monday morning informed you that the card company blocked a purchase from liquor store out of store. The credit card company most likely used what ML model detected the Credit Card fraud

Linear Regression is a technique used for what machine learning model