Answer:
The 3rd Option
Explanation:
Simple for this question, C: an investigation because it uses only observations.
False parents could be the most perfect human beings in the entire world but its all up to the child who decides their own wrongs and rights.
Answer:
Oxygen
Explanation:
Your cells use oxygen for energy, as a result makes carbon dioxide
Monounsaturated fats like avocados help. Yogurt and bananas are other great options
