Please help i don't understand this at all if you can't see the awnsers there A 50% short, 50% tall
B 100% short
C 100% tall
D 25% short, 75% tall ​

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.