Final answer:
Sonata Arctica is a Finnish metal band that was formed in 1996 and is known for their power metal music. The statement about their formation is true.
Step-by-step explanation:
Sonata Arctica is indeed a Finnish metal band that was formed in 1996. This statement is true. They are known for their power metal music and have become quite prominent in the metal scene. The band's lineup has changed over the years, and their musical style has evolved, including influences from symphonic metal to progressive metal. Nonetheless, their origin remains a key fact about the band's history.