\textbf{192-- Which of the following statements are correct?}
\textbf{A--} Bohr, based on the atomic model, was able to explain the line emission spectrum of elements.
\textbf{B--} Each colored line in the line emission spectrum of elements has a specific energy and wavelength.
\textbf{C--} Bohr, by studying the precise line emission spectrum of hydrogen, provided a model for atoms of elements.
\textbf{D--} Scientists proposed a layered structure for atoms of elements to explain how atoms emit light.
\hspace{1cm} (1) A, B \hspace{2cm} (2) A, B, D \hspace{2cm} (3) B, C \hspace{2cm} (4) B, C, D