Why is an index contour different from other contour lines?

If u make mistakes on a school trip to knotts like standing up on a ride too early and they ask you not to do it again or and if you do it again you will be escorted out will it go on my student record? yes i know it is a dumb question

Uncle tom's cabin started out as a series of articles printed in the national era, a newspaper.

In a class of 20 students, what democratic form of governance makes the most sense