Context: This organism is a Morelet's tree frog. Its scientific name is Agalychnis moreletii.
Select the organism in the same genus as the Morelet's tree frog.
A. Crocodylus moreletii
B. Agalychnis callidryas
C. Lissotriton vulgaris
Determine the correct option from the provided choices and reply with its corresponding letter.

B