![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
How did Master Card, became for a while the biggest card in the country?
A.
It joined with 77 other banks.
B.
It won a large group of customers over Everything Card.
C.
It began forming alliances with banks outside the state.
D.
It learned the secret of its success from California headquarters.