An element has an atomic number of 77, an atomic mass of 152, and is considered electrically neutral. How many protons, neutrons, and electrons does the element have? Please select the three correct values. (3 points)
 77 protons
 38 protons
 152 protons
 39 electrons
 77 electrons
 0 electrons
 152 neutrons
 0 neutrons
 77 neutrons
 75 neutrons