For the functioning of a voltaic cell using the reaction below, which statement is true?

For the functioning of a voltaic cell using the reaction below, which statement is true?  

Ni(s)+2AgNO3(aq)→Ni(NO3)2(aq)+2Ag(s)

a. Nitrate ions will diffuse toward the anode side.

b. Nickel(II) ions will diffuse toward the cathode.

c. Nickel(II) ions will diffuse toward the anode.

d. Silver will precipitate on the anode side.