During which century did Wagner develop the concept of music dramas?

nineteenth century

eighteenth century

seventeenth century

fifteenth century

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The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece

Need some ! asap i need to figure out 3 major changes in bridges over time and why these changes to adapt to both improvements in technology and changing social links would also alot.