A coin is dropped at random on the grid. Then another coin is dropped on the grid. What is the probability that both coins fall in the shaded region?
a. 2/9
b. 4/81
c. 4/9
d. 1/81
![A coin is dropped at random on the grid Then another coin is dropped on the grid What is the probability that both coins fall in the shaded regiona 29b 481c 49d class=](https://us-static.z-dn.net/files/d93/1f797d7d1a3493c3a1234140b1fe3468.jpg)