Underwater rating system

The Underwater rating system is a rating sytem created by Spongeboy0009 for Underwater Productions. It was formerly made for Dimmwitt Productions, but it got changed after Dimmwitt Productions went defunct.
If you're looking for the widely used ratings, go here
Image	Title 	information 	Template
 	Y - Young audiences	For every age, usually young kids	{{YRa}}
 	OA - Older Age 	Suitable for ages 7-10 and up 	{{OA}}
 	M - Mature 	Suitable for 13 and up 	{{MR}}
 	EM - Extra Mature 	Suitable for 15 and up 	{{EM}}
 	AO - Adults only 	For adults only 	{{AOnly}}
==What they equal==
Y = A
OA = B/B+
M = C
EM = D
AO = Z (maybe even Z+)
==Use==
*A. To use them, it has to be something made, or affiliated with Underwater Channel
*B. Ask my permission
== What the templates look like ==
Category:Rating
Category:Parental Guidence Rating
Category:2021
Category:SpongeBoy0009
Category:Dimmwitt Channel
Category:Spongeboy0009
Category:C
Category:2020s