Verified Answer :

konrad509

The probability that Cory picks a red pen is \(\dfrac{6}{10}=\dfrac{3}{5}\)
The probability that then Todd picks a red pen is \(\dfrac{5}{9}\)

\(\dfrac{3}{5}\cdot\dfrac{5}{9}=\dfrac{1}{3} \Rightarrow A\)

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