C. Sensitivity
because this isn't a constant thing, so it isn't a. it isn't b. and it isn't d.
Depressants, stimulates, opioids, & hallucinogens
Answer:
Kids 2-5: They can ride bikes, do jumping jacks, and they can do yoga with their parents or older siblings
Kids 6-7: They can also ride bikes, go running, they could swim (if they know how too), and they could also do some workout videos for kids online
Explanation
The answer would be, Low self-esteem