C. You need a comma when the sentence changes subjects from humans to bottlenose dolphins.
Answer:
Out of these, I would say the answer is terse.
Explanation: while the others are also short, this one stops rather abruptly almost as if you want to answer. Hope this helps! :)
The most subtle action is being wired
One of Adam’s drawbacks in his music career was that he was unable to understand the guitar and bass in counterpoint.
In music, counterpoint is the connection between voices that are harmonically associated yet free in beat and form. The term is taken from the Latin punctus contra punctum signifying "point against point".