The answer is A. Scientists now studying from approximately 66 million years ago in the prehistoric era say that all of the dinosaurs died when the colossal asteroid impacted all of them. This is what started the cretaceous era.
Here you go! I tried my best with explaining my answer.
When you touch something that is cold the sensory neurons in your hand send a signal to you spinal cord which sends the message to the sensory cortex which is in the parietal lobe.
