The answer is C
because Lithium and sodium belong to the same column.
A theory in science is a remark on what happened
<span>I think that the best initial approach to the client by the nurse would be to comfort and first assure the client that she's not there to hurt or harm the client in any way and that no one is judging (s)he and most important that this recommendation is only for the better and to help the client.</span>
Ribosomes are the organelles of the cell which are involved in protein-synthesis (I. e. process of making proteins)