You have identified a new mammal species. You are surprised to find that it has a pelvis, but there ...

You have identified a new mammal species. You are surprised to find that it has a pelvis, but there is no evidence the
  species has legs. What can you conclude about this animals structure?
  a. The animal is very young.
  b. The pelvis is a vestigial structure.
  c. The animal is a mutant species.
  d. The pelvic bones are present because the animal is a mammal.
  e. The pelvic bones are analogous to the pelvic bones found in other mammals.

Question 2

Refer to the accompanying figure. The structure labeled as 2 is homologous with the structure labeled as:
  a. 1.
  b. 3.
  c. 4.
  d. 5.
  e. 7.