73. in the bom-oppenheimer approximation, the following assumption is made (a) the nuclei also move in relation to the more fast moving electrons (b) the nuclei

73. In the Bom-Oppenheimer approximation, the following assumption is made (A) The nuclei also move in relation to the more fast moving electrons (B) The nuclei move with the same velocity as the fast-moving electrons (C) The nuclei move faster than the fast moving electrons (D) The nuclei remain stationary in relation to the fast-moving electrons