A couple good questions would be: (assuming it's an experiment) Can it be redone with the same result and can the information being used be cited. Hope it helps!
Answer:
it provides aid for the poor from foundations such as adoption and food shelters
Explanation:
Answer:
I am very sure that it's C
Explanation:
I would say the answer is A. Dimitri made the modern periodic table, not chemical symbols, and generally compounds do not have the same properties, for example water which is made of 2 gases.
Cerebrum is where they operate