Ana has just purchased a new smartphone that came with a mobile operating system pre-installed. She has commented about how much she enjoys all of the customizable features in the mobile OS, Which mobile OS is likely installed on Ana's new smartphone?

Ou listened to a song on your computer. did you use hardware or software?

Which demographic challenge is europe currently experiencing? a. an aging and decreasing population b. a baby boomc. an unequal distribution between males and females d. a large group of teenagers moving through the school system(i chose a but i'm unsure)

Why were most movies from the late 1890s until the early 1930s only filmed in black and white? there were only a few people who could afford the technology to produce color motion pictures back then. audiences did not want color motion pictures until later. the film used to make color motion pictures often overheated, which was a safety hazard, so it was generally not allowed. color films had to be hand-colored, frame by frame.