How optimize dynamic scene rendring for the best performance?

Hi everybody,
We are now in 2020 and here is the question: What is the list of the best techniques to improve the maximum the frame-rate of dynamic scene?
Let say you have your scene which is an hierarchy of entity with each a list of components.
Each entity has a transform and that means can be dynamic, but that doesn't means they move all the time, they can be static.
What is the best strategy, or list of technique to be achieve the best performance?
Is octree for static entity and update the octree if one static move …