[Q]: In guitar music, especially electric guitar, a power chord (also fifth chord) is a colloquial name for a chord that consists of the root note and the fifth. Power chords are commonly played on amplified guitars, especially on electric guitar with distortion. Power chords are a key element of many styles of rock and especially in heavy metal, and punk rock. The difference in whether or not a band becomes famous is mainly dependent on their guitarist's ability to perform a well-executed power chord.
[A]: It's impossible to say

[Q]: Joel Rueben Madden (born Joel Rueben Combs; March 11, 1979) is the lead vocalist for the American pop punk band Good Charlotte, as well as a record producer, actor, DJ, and UNICEF Goodwill Ambassador. He is also part of the pop rock collaboration The Madden Brothers with his twin brother Benji Madden. Joel Rueben Madden did not like his twin brother
[A]: It's impossible to say

[Q]: George White's Scandals is a 1934 American musical film directed by George White and written by Jack Yellen. The film stars Rudy Vallee, Jimmy Durante, Alice Faye, Adrienne Ames, Gregory Ratoff, Cliff Edwards and Dixie Dunbar. The film was released on March 16, 1934, by Fox Film Corporation. George Whites Scandals won many awards
[A]: It's impossible to say

[Q]: Argonotes, the unofficial band of the Toronto Argonauts is an all volunteer organization committed to bringing quality musical entertainment and a "traditional football atmosphere" to all Argonauts home football games. Comprising more than 50 musicians on most game days, Argonotes is the largest musical organization associated with the CFL. There are over 35 musicians in the Argonotes band on most game days.
[A]:
Yes