Explain the difference between open source browsers and proprietary browsers, using specific examples of both and including details about their pros and cons.

An excel which cell contains =b2 is copied to row below, the same column. what will be the new cell's content

How do you make a lenny face? plz, brailiest to who can answer first.

The fourth generation of computers emerged between 1970s and 1980s. which technological advancement brought about this generation of computers? which computer architecture was used most in this generation?