So $$\text{D}$$ is the answer. 
If we throw two $6-$sided dice of the same shape and size, which statements among the following options is an impossible event? 
[1] The sum of dots is $$12$$. 
[2] The product is a prime number. 
[3] The sum of dots is larger than $$1$$ but smaller than $$3$$. 
[4] The product of is $40$. 