Answer:
(3) control group
Explanation:
Control group refers to the group of standar individuals who do not receive treatment by researchers, so that their results are compared with the experiential group which did receive treatment.
In the experiment about pulse rate according to music, the student does not include the average pulse rate of the control group that was not exposed to different types of music.
1. Show Your Pet Lots of Attention.
2. Feed and Water your pet.
3. Clean up after your pet (all the messes your pet makes)
4. Play with your pet. Have fun with your pet.
Hopes This Helps. :)
You didn't specify what kind of pet, so I used things that all pets would need.
urban is a city or a town characteristic
rural is a countryside
The Governor had the healthiest and strongest men