A dihybrid cross of plants having the heterozygous phenotypes, short plants with spherical seeds and tall plants with dented seed, yields only plants of intermediate height with spherical seeds. This is an example of what pattern of inheritance?

Ithink all of these events

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

Yes, take risk in life