C, D, and E are killers.
(C) An online service, product, or feature with advertisements marketed to children.
Run ads on your site? Dead...
(D) An online service, product, or feature that is substantially similar or the same as an online service, product, or feature subject to subparagraph (B).
Have some element on you site that is similar to any other site that might target children? Dead...
(E) An online service, product, or feature that has design elements that are known to be of interest to children, including, but not limited to, games, cartoons, music, and celebrities who appeal to children.
This literally covers anything in the world you might talk about. Remember, "Child" is defined as someone 18 or younger... which is a
huge and broad category that encompasses all interests and topics.
Take a look at Michael Dominick's SE blog: https://dominickm.com/
The home page alone violates all of the above.
Lastly, "Business" is not defined here, which is odd since these consumer protection laws always define explicitly who they apply to.
I have extensive experience with P65 and ADA compliance - so vague laws like this one really scare me. The only saving grace here is there is no Citizen Enforcement provision - ie. the AG has to bring suit. Which also means voluntary compliance will be low until the AG makes an example of a few unlucky website operators...