Leash CodeHS help. 70 Points wrong answers will be reported and deleted

Jessie has received a contract to build a real-time application for a baker. however, the baker doesn't want to invest too much money. his only requirement is that he wants the customers to know which cupcakes are available at what time and in what quantity. so his core requirement is that the details of product should be in real time. what platform can jessie use to develop this application?

Which of the following kinds of programs displays an online advertisement in a banner or pop-up window on webpages, email, or other internet service? e

What characteristic of long period comets suggest they come directly from the oort cloud?