What is the longest stage of the cell cycle called

Do you mean mitosis? 
Interphase > Prophase > Metaphase > Anaphase > Telophase

Interphase takes the longest of all..

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it

The answer is letter c