useless trivia: What Word Means: A Low, Contemptible Person?

Questions

Who was the founder of French Grand Opera ?

What two composers died within one and a half years of each other ?

Who wrote The Trout (Die Forelle) ?

Who paid Scriabin a annual fee for composing and took him on an orchestral tour down the Volga by boat ?

Who became intrigued by mechanical player pianos and wrote an Etude for Pianola ?