What is the next letter in the following sequence?
J J A S O N D ?
HINT: It may take you a month to solve this.
![What is the next letter in the following sequence J J A S O N D HINT It may take you a month to solve this class=](https://us-static.z-dn.net/files/d6a/f4f67c0e0744caee322aa4819ca18a35.png)