To reach fifty million users, it took
a) radio four years and tv thirteen years
b) the internet forty years and tv thirteen years
c) about the same time as it took radio and tv
d) the internet one tenth (1/10) of the time it took radio

Rachel completed typing an official document with a word processing program. she wants to make sure that her document has no typographical errors. she also wants all headings to have the same font. which features in a word processing program should she use? rachel should use the feature in a word processing program to find typographical errors. she should apply to have uniform headings.

Which component acts as a platform on which application software runs

Need ! will choose brainliest! discuss the role of abstraction in the history of computer software.