Answer:
The answer is D.
Explanation:
The best strategy for the "which statment best describes xyx" multiple choice questions is to first rule out the ones that are false (in this case A because the thyroid is not located in the brain) and then pick the one that would be the most informative statment to say to someone who knows nothing about xyx. D is the most informative because it specifies the functions of both structures and says the function in simple terms for one. By the way, ova is female egg horomone.
Well it should show drugs that are in your systems, I suppose it depends on how long you think the drugs have been in your system and the home drug test you choose