A Bag Contains 10 Green Marbles, 4 White Marbles, and 6

A bag contains 10 green marbles, 4 white marbles, and 6 red marbles. A marble is removed and then placed back in the bag, and a second marble is picked. What is the probability of getting a green marble and a red marble?

A) $\frac { 3 } { 20 }$
B) $\frac { 3 } { 10 }$
C) $\frac { 3 } { 50 }$
D) $\frac { 1 } { 400 }$