Answer:
because they were interanls
Explanation:
C. Positive Feedback
This is because a response to a stimulus( low blood pressure) acts in the same direction as the stimulus ( even lower blood pressure).
This is opposed to negative feedback where the response would go in the operate direction of the stimulus ( I.e. blood pressure increasing in response to low blood pressure)
A functional adaptation is any adaptation that helps an organism survive.
Hence, the correct answer is option D - the color and shape of a flounder allow it to camouflage.
This adaptation allows animals to camouflage with colors, patterns, and body shapes. Both predators and preys can process camouflage.