When i try to add a module into a device, packet tracer pop-ups a warning message saying "cannot add a module when the power is on". how can i solve this problem?

When creating a budget, log fixed expenses before income. after income. after savings. at the top.

Michael has written an e-mail to his employees that describes a new product special that will be introduced to the customers next week. by taking time to make sure the e-mail is well written, logical, and organized, michael has made sure his message has the characteristics of a) effective communicationb) ineffective communicationc) barriers to communicationd) workplace communication

According to the video what are some tasks petroleum engineers perform check all that apply