For the reduction of benzophenone into diphenylmethanol, which statement below best describes the primary change in IR spectra from reactant to product? a. The disappearance of a weak, broad peak around 1700 cm^-1 and the appearance of a weak. sharp peak around 3400 cm^-1.
b. The disappearance of the strong, broad peak around 1700 cm^-1 and the appearance of a strong, sharp peak around 3400 cm^-1.
c. The disappearance of a strong, sharp peak around 1700 cm^-1 and the appearance of a strong, broad peak around 3400 cm^-1
d. The disappearance of a strong, broad peak around 3400 cm^-1 and the appearance of a strong, sharp peak around 1700 cm^-1.