For a smell to begin the process of registering in your brain, first you must

Inhale through your nostrils so the smell can can be processed

Smell is like taste so once you inhale the smell a chemical sense called chemoreceptors detects it then the nose detects the smell and then sends electrical impulses to the brain. If this helped being rated brainliest good night and have a good day

Well you see if you dont follow ur parent's expectations or rule you're going to get a beat