Tolong nomor 19. Thx!

1/RP= 1/R2+1/R3
= 1/6 + 1/12 = 2/12 + 1/12 = 3/12
RP= 12/3 × 1 = 4 OHM

RTOTAL = RP + RS
= 4 + 6 =10 OHM
I =V/R
= 12/ 10
= 1,2 A
Jadi jawabannya C. 1,2 A

maaf kalo tulisannya amburadul... semoga membantu :)