Which One of the Statements Below Is False Concerning the Following

Multiple Choice

Which one of the statements below is false concerning the following reaction: NH₃(g) + H₂O NH₄⁺(aq) + OH−(aq)

A) The double arrows indicate that ammonia,NH₃,is only very slightly soluble in water.
B) The reaction is reversible.
C) When NH₃ is added to H₂O,NH₄⁺ and OH− ions are produced in a 1:1 ratio.
D) When solutions of NH₄⁺ and OH^- are mixed,some ammonia is produced.
E) Ammonia partially reacts with water.