$\text{ Let }\mathrm{A}\text{ and }\mathrm{B}\text{ be two independent events such that }\mathrm{P}\left(\mathrm{A}\right)=\frac{1}{3}\text{ and }\mathrm{P}\left(\mathrm{B}\right)=\frac{1}{6}.\text{ Then, which of }$the following is TRUE?

• A

  $P\left(A/B\right)=\frac{1}{3}$

• B

  $P\left(A/B\right)=\frac{2}{3}$

• C

  $P\left(A\text{'}/B\text{'}\right)=\frac{1}{3}$

• D

  $P\left(A/\left(A\cup B\right)\right)=\frac{1}{4}$