Answer:
um i think its C but im not sure lol
I believe the answer is D. All of the above? :D
Answer:
- C
- A
Explanation:
The response variable is measured on each individual. In this case the variable we must measure is whether a child caught a cold.
We must asses whether the milk is responsable for the changes in results, to assure this we must be sure that the child received a cup of milk at school each day.
<span>The body gets its energy from the food we eat. This food is converted to energy which is measured in calories. One calorie is the amount of energy needed to raise one gram of water by one degree Celsius. When we eat food, we give the body fuel to convert into energy, which our bodies then use for doing anything from breathing to running.</span>
