metals (left side of periodic table) become positive ions so calcium would be the answer
I think you might've forgotten something. There is no labels, pictures, or any options. Add some more stuff and I'd be able to help out.
B. because the match contains phosphorus, and it is unlit, so it has chemical POTENTIAL energy
creation of new organisms
reproduction of new cells
When cells are damaged, they usually die. Also, they don't grow, instead, they multiply to form new tissue. Therefore, answers (1) and (3) are not correct.