How often can you see halley's comet from earth? it is either every 18-19 years, every 44-45 years, every 75-76 years, or every 123-124 years.

Halley's comet can be seen every 75-76 years.

You can see Halley's Comet from Earth every 75-76 years.

Americans often speak of their country as one of several large regions.  these regions are cultural units rather than governmental units --  formed by history and geography and shaped by the economics, literature and folkways that all the parts of a region share. what makes one region different from another? a region's multicultural heritage as well as distinct demographic characteristics like age and occupation make regions different and special. within several regions, language is used differently and there are strong dialects. there are also differences in outlook and attitude based on geography.