Answer: B,C,D
Explanation: Who ever reads this have a great day and stay safe :}
= 30802.53 im pretty sure if im wrong let me know its the best i can do :/
Au, N, O ( give me brainliest please)
The lungs. it travels to the lungs
NH will <span>accept a proton and become NH4+
Bases follow </span>

, with

in our case.