Which of the following sequences of animals is correct with respect to the evolution of the ear?

• A
  Seahorse $\rightarrow$ Frog $\rightarrow$ Lizard $\rightarrow$ Bat
• B
  Salamander $\rightarrow$ Shark $\rightarrow$ Chameleon $\rightarrow$ Dolphin
• C
  Ray-fish $\rightarrow$ Shark $\rightarrow$ Salamander $\rightarrow$ Platypus $\rightarrow$ Pigeon
• D
  Dolphin $\rightarrow$ Shark $\rightarrow$ Salamander $\rightarrow$ Platypus