Which of the Following Reactions Will Not Result in the Formation

Multiple Choice

Which of the following reactions will not result in the formation of a precipitate?

A) Aqueous silver nitrate added to a solution containing potassium chloride
B) Aqueous solution of barium chloride added to a solution containing sodium sulfate
C) Aqueous solution of strontium chloride added to a solution containing potassium carbonate
D) Aqueous solution of sodium sulfate added to a solution containing ammonium iodide
E) Aqueous solution of rubidium hydroxide is added to a solution containing cobalt chloride