Given That K_a for the Weak Acid HA Is 3 $\times$

Given that K_a for the weak acid HA is 3.46 $\times$ 10^-8,calculate K for the reaction of HA with OH^-.HA(aq) + OH^-(aq) . A^-(aq) + H₂O( )

A) 3.46
B) 3.46 $\times$ 10⁶
C) 3.46 $\times$ 10^-22
D) 2.89 $\times$ 10²¹
E) 2.89 $\times$ 10^-7