Is it Technology? What have you already tried?
ANSWER:A.blood
WHY: because it make the most sense and it seem right
Can I get brainly
All elements are made up of atoms. ➢ Atoms are made up of protons, neutrons, and electrons. Two different kinds of atoms can combine to form a compound. A molecule is a combination of atoms that cannot be broken apart while still retaining the same properties as the larger substance that it is a part of.
You just switch them around