5. An herbivore might eat all of the following except A algae
B ants
C ferns
D leaves

Explanation:

Hey, there!!

The answer is option A. (Ants)

As herbivorous are those organism which only consume various type of plants.

For option A, Algae is a plant.Option B, Ants are not plants and herbivorous don't eat them.Option C is also a plant.Option D is leaves of plants only.

So, all are consumed by herbivorous expect ants as it is an insect.

Hope it helps...

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