Discuss how flamenco music, which has its primary roots in spanish culture, is different from a more mainstream, musical genre with more worldwide cultural influences, such as rock.

   Flamenco music, unlike many other genres, wasn't based on taking one sound and making it into its own unique category of music. Instead, Flamenco takes all of the different sounds and instruments representing a country (Spain), and combines it. Flamenco isn't based on a new societal trend or belief, but on an entire culture's history. It doesn't modernize itself.

cuando era un niño durante el verano salía a jugar con mis mejores amigos, ¿verdad?

corras is the only one that is informal but doesn't follow the suffix rule. correr is the verb. corre is the formal verb form. corra would be used as the formal is corre ended with an a.

your best bet would be corras, it's the only one that is informal but is still wrong