Why are both blood and bone categorized as connective tissue?

Blood is considered connective tissue because it has a matrix. Living cell types are red blood cells, also called erythrocytes, and white blood cells, also called leukocytes. The fluid portion of whole blood, it’s matrix, is commonly called plasma. Hope this helps. Mark brainliest

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