I think it’s A or c but I’m not so sure
The answer is d.
hope this helps!
D) Nuclear Reactions. I do not get cancer from my dog.
It’s b if not then I’m wrong
They can either lose or share electrons when they combine with other elements. So, depending on the conditions , these elements can behave as either metals, or non-metals. I hope my answer has come to your help. God bless and have a nice day ahead!