Tempos verbais 3

Fill in the gaps correctly:

Coldplay __________ a rock band formed in London, 
England in 1997. Coldplay __________ 33.9 million 
albums, and __________ also known for their hit singles, 
such as "Yellow", "The Scientist", "Speed of Sound", "Fix 
You", "Viva la Vida" and the Grammy Award-winning 
"Clocks". Coldplay __________ worldwide fame with the 
release of their single "Yellow", followed by their debut 
album, Parachutes (2000), which __________ nominated 
for the Mercury Prize.
a) are – have sold – are – achieved – was
b) are – has sold – is – achieved – was
c) are – have sold – is – achieves – was
d) is – has sold – are – achieved – were
e) is – have sold – are – achieves – were
Alguém  pode me explicar por que se usou "are" e não  "is" já  que coldplay é  uma banda o pronome que se refere a ela é  It

Gabarito : a

Acredito que é por que seja uma coisa que contempla mais de um integrante, sendo assim, o substantivo acaba sendo interpretado como plural.