Which of the Following Equations Shows That Isoquinoline, C₉H₇N, Behaves $\rightleftharpoons$

Multiple Choice

Which of the following equations shows that isoquinoline, C₉H₇N, behaves as a Brønsted-Lowry base in water?

A) C₉H₇N(aq) + H₂O(l) $\rightleftharpoons$ C₉H₇NH⁺(aq) + OH-(aq)
B) C₉H₇N(aq) + H₂O(l) $\rightleftharpoons$ C₉H₆N^-(aq) + H₃O⁺(aq)
C) C₉H₇N(aq) + OH?(aq) $\rightleftharpoons$ C₉H₆N?(aq) + H₂O(l)
D) C₉H₇N(aq) + H₃O⁺(aq) $\rightleftharpoons$ C₉H₇NH⁺(aq) + H₂O(l)
E) C₉H₇NH⁺(aq) + H₂O(l) $\rightleftharpoons$ C₉H₇N(aq) + H₃O⁺(aq)