I think the first option is the answer.
Isn't this Chem?
a non metal and a metal
a metal transfers electrons to the non metal
the non metal gains electrons and becomes an anion (a negatively charges ion)
and the metal loses electrons and becomes a cation (a positively charged ion)
Cell is dividing the cell spend in the two main phrases
Answer:
PREVENT THE BURNING OF FOSSIL FUELS
Explanation: