What is a third variable condition that could create the following correlation?

the popularity of online job portals is correlated to the number of people changing jobs.

internet connectivity
peer pressure
lots of available jobs
health benefits
availability of better technology

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 feature is selected to practice and save the timing of a presentation

In a personal computer, the system software