PLZ HELP THNX U What do the following gases have in common? Ne, Ar, Kr, Xe A. All have the same atomic number. B. All have the same number of electron shells. C. All have 8 electrons in their outer orbit D. All have the same atomic weight

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.