Which statement describes the number of protons in each atom of an element? (1 point) o The number of protons is given by the ma
ss number, which increases by one moving down in its column in the periodic table. o The number of protons is given by the atomic number, which increases by one moving down in its column in the periodic table. o The number of protons is given by the mass number, which increases by one moving from left to right across each row of the periodic table. O The number of protons is given by the atomic number, which increases by one moving from left to right across each row of the periodic table.