In which of these genres has Thomas Pynchon worked?

Thomas Pynchon has worked in all of these genres. He is known for his historical novels such as "Mason & Dixon" and "Against the Day," which demonstrate his expertise in history. Pynchon's novel "Vineland" incorporates music as a central theme, showcasing his involvement in the music genre. Additionally, Pynchon's works often incorporate scientific and technological elements, such as in his famous novel "Gravity's Rainbow," highlighting his involvement in the science genre. Therefore, the correct answer is all of these.