In humans, the appendix is a vestigial structure, small, and is not needed for digestion. In rabbits, the appendix is well developed and is used in the digestion of plant fibers. Which of the following provides the best scientific explanation for the presence of the appendix in both humans and rabbits? A. Rabbits and humans live in environments with similar conditions.

B. Rabbits and humans are both eukaryotes with similar cell structures.

C. The appendix is evolving into a new type of organ in rabbits and humans.

D. The appendix is inherited from a common ancestor of rabbits and humans.

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.