- Astronomy is the study of the universe and its contents outside of Earth's atmosphere.
- Astrology attempts to study how those positions, motions, and properties affect people and events on Earth.
It can be letter D, they suggest the website has been hacked or may have a virus or t<span>he website owner linked to a site that is behind a firewall that does not allow outside access (such as an Intranet site or a restricted access area on a website).</span> a virus because
