Final answer:
London's temperature was likely taken in the axillary region, which is both inferior to the gluteal and umbilical regions, but superior to the cervical and popliteal regions. So, the correct answer is a) Axillary region
Step-by-step explanation:
In the given scenario, London's temperature was likely taken in the axillary region, which is option a).
This area is inferior to the gluteal region, but superior to the popliteal region.
The axillary region refers to the area under the arm, where the shoulder meets the thorax, also known as the armpit.
This location is frequently used for body temperature measurements, especially in children. It is inferior to the umbilical region, which is located around the belly button, and superior to the cervical region, which is the area of the neck.
Therefore, the answer to the student's question is a) the axillary region, which correlates with options a) and d) from the reference information, being inferior to the gluteal region and superior to the popliteal region, respectively.
So, the correct answer is a) Axillary region