service agreement. A contract entered into for a contractor to provide some form of useful task for their employers in return for compensation. A service agreement can also be a feature offered along with a warranty for a product for the manufacturer to provide service or coverage of any costs of service in case the product malfunctions during a given period.
Euridice (1600) is the first surviving opera. The libretto was by Rinuccini, music by Peri, with some portions by Caccini. This was also significant in that it used recitative, a foundation of operatic storytelling. But--what was the first great opera? My vote is for Monteverdi's Orfeo, libretto by Striggio, premiered in 1607.
jacopo peri an italian composer is credited with having composed the first opera dafne around 1597 br b jacopo peri b 20 august 1561 12 august 1633 was an italian composer and singer of the transitional period between the renaissance and baroque styles and is often called the inventor of opera