A neutral atom has an atomic number of 20 and a mass number of 41; how many protons, neutrons, and electrons are found within the atom?
A) 21 protons, 21 electrons, and 20 neutrons
B) 20 protons, 20 electrons, and 21 neutrons
C) 21 protons, 20 electrons, and 20 neutrons
D) 41 protons, 41 electrons, and 20 neutrons
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