Paver cleaning, sanding and sealing

Hello y’all,

After running the surface cleaner and turbo on pavers to clean and prepare them to dry before patting polymeric sanding and setting. What do you do to prevent

-Pesky weeds in between pavers that will clearly regrow right through new polymeric sand. Do you

A. Spray the weeds with poison

B. Burn the weeds

C. Take no action and let the weeds grow back through the polymeric sand in some weeks or days

—- ANTS; WHAT DO WE DO ABOUT THE PESKY

What to do before sealing? @Racer