The exercise is to decide whether the question accepts the proposed suggestion as a correct answer. If yes, write "True", otherwise write "False".
Question: what is metal music about
Suggestion: Underground scenes produced an array of more extreme, aggressive styles: thrash metal broke into the mainstream with bands such as Metallica , Megadeth , Slayer , and Anthrax , while other styles of the most extreme subgenres of metal like death metal and black metal remain subcultural phenomena.
