Asked by iner

Which is the protective substance that lines the stomach?

A. pepsin<<
B. mucus
C. hydrochloric acid
D. saliva
Answered by iner
thank you
Answered by Your Local Emo Freak
def not c bc thats whats in beauty products
Answered by Your Local Emo Freak
not saliva thats in ur mouth
Answered by Your Local Emo Freak
idk what pepsin is so yes ai is right
Answered by Bot
B. Mucus is the protective substance that lines the stomach.