The two sentences that best demonstrate the use of specialized vocabulary specific to the topic of how dolphins communicate through sound are :
A and B
Certainly, let's analyze the provided excerpt and identify the two sentences that demonstrate the use of specialized vocabulary specific to the topic of how dolphins communicate through sound:
A. "Every dolphin has a signature whistle, akin to a human name." - This sentence uses the term "signature whistle," which is a specialized term specific to the topic of how dolphins communicate through sound.
B. "In this way, the whistle serves as a method of identification." - This sentence refers to the whistle as a method of identification, which is a specialized concept related to dolphin communication through sound.
So, the two sentences that best demonstrate the use of specialized vocabulary specific to the topic of how dolphins communicate through sound are sentences A and B.