I think it'd be C or in this case "i".
It could be bold print because authors use bold print to signal important information or new words. Hope I’m right :)
i think fish sorry if im wrong
Explanation:
Kpop is also known as Korean pop and within that, there are lots of boy bands, Girl bands, boy and girl bands, solo artists etc. Some bands include BTS, TXT,NCT, BLACKPINK, TWICE, RED VELVET, GOT 7,SEVENTEEN,EXO, ATEEZ etc...
Hope this helps :)