What is the [OH-] for a solution at 25\deg C that has pH = 4.29?

A) 1.9 x 10⁻¹⁰ M
C) 1.4 x 10⁻² M
D) 7.3 x 10⁻³ M
B) 5.l x 10⁻⁵ M
E) 9.71 x 10⁻² M