when a stip of zinc metal is placed in a blue aqueous solution of copper (II) sulfate, the surface of the zinc becomes coated with a reddish solid, and the zinc begins to dissolve to form aqueous zinc sulfate. Which of the following statements regarding this reaction is correct?

a. The copper(II) is being oxidized

b. The zinc is being reduced

c. the sulfate ion is being reduced

d. the solution will lose its blue color as the reaction progresses.

e. the reaction described is nospontaneous