Which Combination of Protons, Neutrons, and Electrons Is Correct for the Isotope

Which combination of protons, neutrons, and electrons is correct for the isotope of copper, Cu

A) 29 p⁺, 34 n°, 29 e^-
B) 29 p⁺, 29 n°, 63 e^-
C) 63 p⁺, 29 n°, 63 e^-
D) 34 p⁺, 29 n°, 34 e^-
E) 34 p⁺, 34 n°, 29 e^-