Metal, metal, nonmetal, metal, nonmetal, nonmetal. For the covalent bonds, it's always between nonmetals. For the ionic, it's a metal and a nonmetal. Hope this helps!
The one that Carson doesn't use to describe the pool is B. <span>hundreds of periwinkles browse the branches and roots of the trees. </span>
They weren't as accurate as they could be, in fact some were just based off of educated guesses.