Advancement in technology. For example, body odor on humans was considered attractive thousands of years ago. Now it's just considered a hassle and we try our best to get rid of the smell.
Answer:
Option 4
Explanation:
Please see the attachment
Examples of stimuli are the weather, sound, the cold, light, taste, color, and gravity.
- When you hear a loud noise you get scared and scream
- When it is hot outside you sweat
