Which of the Following Are Br∅nsted-Lowry Acid

Multiple Choice

Which of the following are Br∅nsted-Lowry acid?
I. CH₃COOH
II. [Cu(H₂O) ₄]²⁺
III. H₂O
IV. CH₃NH₂
V. H₃O+

A) I) , II) and III)
B) II) , III) , and IV)
C) I) , II) , III) and IV)
D) I) , II) , III) , and V)
E) II) , III) and V)