Answer:
It is B, data.
Explanation:
Data is what you collect from an experiment.
1/2 of a radioactive substance will remain after 3 half lives.
it's a summary of the number of individuals of each age in the population. Age structure is useful in understanding and predicting population growth. An understanding of population age structure is critically important to industries that harvest living organisms.
hope that i helped :)
Answer:
It controls all of the above but i would put D. Involuntary actions
Explanation:
Answer: The answer is B. Hydrogen.
Explanation:
