In this challenge activity, you will analyze the numbered steps to make vanilla ice cream and translate them into inputs, actions, and outputs. Instructions to make vanilla ice cream: 1. Stir white sugar, heavy cream, and milk in a saucepan. Heat the mixture using low heat until the sugar is dissolved. Continue to heat until the mixture is hot, and a small ring of foam forms around the edge. 2. Transfer the mixture to a large container. Stir in vanilla extract. Chill the mixture for at least two hours. 3. Pour the cold mixture into an ice cream making machine. Churn the ice cream according to the machine directions. 4. When ready, serve the ice cream.