Direct Observation. Hope this helps!
<span>in Scientific method observation comes first,,,
hypothesis is a short time theory made on the basis of observation..
hypothesis depends upon observation...
you suggest any statement about the phenomenon that you felt either my your mind or senses that is hypothesis...</span><span>
</span>
The answer is C cuz the perfume is moving from a high concentration to a low concentration
The answer is
C. electrons
In an uncharged atom there must always be an equal amount of protons and electrons