What word is used to describe the width of railroad track?

gauge

Explanation:

I think but I'm not completely sure

b.europe i believe because north america has 3 countries in a way and with all the stuff with illegal immagrants from mexico or whatever so i would say europe.

explanation:

these are the geographical features of the gupta empire.

1)it inherited the land owned by the mauryan empire.

2)one obvious difference between the two empires is that the gupta empire was smaller that the mauryan.

3)the gupta empire is located in the northern region of the subcontinent underneath the himalayan and hindu kush mountains.

the gupta empire, marked by extensive inventions and discoveries that contributed to hindu culture, in subjects such as science, technology, engineering, art, dialectic, literature, logic, mathematics, astronomy, religion, and philosophy.

this period was also known as the golden age of india