Blowfly eggs can be found in moist areas of a body within 8 hours of death. However, it won't be until the 21st-24th day the pupa cases will split open and adult blowflies emerge.
The doctor is checking for pain sensation. The doctor starts at the foot to check for peripheral nerves, sensory ganglia, lateral spinothalamatic, tract of the spinal cord, brainstem, thalamus, and sensory cortex. <span> </span>

The main reason causing average global temperature rise is increase in amount of green house gases like Carbodioxide, and since deforestation reduces a vast number of plants, so there is lack of plants absorbing CO2 causing this whole thing.
So, according to this the Correct choice is B