All it does it let you browse the internet, but whatever you look up, it isn't put on your browser history.
The most appropriate answer is C !! software os used for using hardware !!
Answer:
For most space objects, we use light-years to describe their distance. A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it!