In a nuclear transmutation, the nuclide \(234 X_{92}\) absorbs a neutron and two beta particles and emits two alpha particles to form another nuclide " \(Y_{ b }\), what are the respective values of \(a\) and \(b\) ?
A. 231 and 89 B. 227 and 86 C. 224 and 84 D. 222 and 88
