What Is the Net Ionic Equation for the Reaction Between $\rightarrow$

What is the net ionic equation for the reaction between CoCl₂ and an alkali hydroxide?

A) Co²⁺aq) + 2OH^-aq) $\rightarrow$ CoOH) ₂s)
B) Na⁺aq) + Cl^-aq) $\rightarrow$ NaCls)
C) Co³⁺aq) + 3OH^-aq) $\rightarrow$ CoOH) ₃s)