Question

what is safari?
a free and open source web browser designed by mozilla and released in 2004
a proprietary web browser designed by microsoft and released in 1995
an open source web browser designed by google and released in 2008
a proprietary web browser designed by apple and released in 2003

Explanation:

Safari is a web - browser developed by Apple. It is proprietary software and was first released in 2003.

Answer:

a proprietary web browser designed by Apple and released in 2003