Select the spectator ions for the following reaction: (3{KOH(aq)} + {Fe(NO}₃)₃({aq}) → {Fe(OH)}₃({s}) + 3{KNO}₃({aq}))

a) (3{K}⁺, {NO}₃⁻)
b) ({K}⁺, {OH}⁻)
c) ({Fe}³⁺, {NO}₃⁻)
d) ({Fe}³⁺, {OH}⁻)