nayana-c1.867c992ae9100904cc61c84591adf0f8f863e0387e30f0d0dbc86640e9f50a1a.en.train.123314

The task

Which of the following statements is true regarding the vibrational spectra of the C; and pyramid tetramers? A. The spectra of the C; and pyramid tetramers are identical to the ground-state S, tetramer. B. The spectra of the C; and pyramid tetramers near room temperature are somewhat different from the ground-state S, tetramer. C. The spectra of the C; and pyramid tetramers are not affected by temperature. D. The spectra of the C; and pyramid tetramers only show shifts at low temperatures. Return only the single uppercase letter of the correct option.