A.
An octopus can almost instantaneously match the colors, patterns, and textures of its surroundings. Predators such as dolphins, eels, and sharks swim by without even noticing them!
This option uses precise language like "almost instantaneously" and "match the colors, patterns, and textures," which enhances the clarity and sophistication of the description. Additionally, mentioning specific predators provides more detail and enhances the overall quality of the writing.