Context: Amphibians have moist skin and begin their lives in water.
Amphibians are cold-blooded. The body temperature of cold-blooded animals depends on their environment.
A green tree frog is an example of an amphibian.
Select the amphibian below.
A. woodpecker
B. tiger salamander
C. whale shark
D. ostrich
Select the correct answer from the given choices and respond with the letter of the chosen option.

B