Best Simulation Tool for my Project (NS-3, OPNET, or OMNET++)

Hello everyone

I'd like to do a simulation of a Li-Fi Network with some functionalities such as Handover, Node discovery, adaptive data rate and so on. Which simulation tool should I choose among these:

1. NS-3
2. OPNET
3. OMNET++
4. Other (name)

Appreciate your help :)