Answer:
Spectroscopic
Explanation:
This party had preserved a dignified homogeneity, and assumed to itself the function of representing the staid nobility of the countryside- East Egg condescending to West Egg, and carefully on guard against its spectrocity gayety.
Spectroscopic is an optical device for producing and observing a spectrum of light or radiation from any source consisting essentially of a slit through which the radiation passes, a collimating lens
Spectroscopy is used to determine the composition, temperature, density, and motion of an object in order words,the study of how radiated energy and matter interact( the absorption and emission of light and other radiation by matter)
