As of december 2016, how many lead singers has the band journey had?

Ineed don't know what's in this tell class

Which of the following describes the multimedia era? a. an era in which artists created works using paint software such as photoshop, without actually programmingb. an era of interactive technology where 3-d computer graphics were used to create a virtual environmentc. an era in which most of the computer art work centered around computer programming

Gioacchino rossini is best known for composing a. grand opera. b. opera buffa. c. lyric opera. d. music drama.