Sodium and aluminum are in the same period, and therefore have similar chemical properties. It's B.
Answer:
Enjoy the moment while you can, don't focus on the time focus on the moment because you only have that then tomorrow comes and it's just another day.
Explanation:
The answer is C, because it focuses on feelings of loss and mourning. Elegy's usually discuss the dead, suffering, and mourning the loss of a loved one. They tend to have a melancholy, sad mood.