Which Beginner's Pack Should a New DM Buy: Essential Kit vs

What version are these? They were printed in 2000. Googling, I

Essentials Kit – Cast Guidance

Turn Buying And Selling Into An Adventure 5e – Cast Guidance

D&D Essentials Kit vs Starter Set: Review - Hero Level Games

Players – Cast Guidance

DnD Essentials Kit or Starter Set: Which one?

Essentials Kit – Cast Guidance

Players – Cast Guidance

D&D Essentials Kit (Quick Review) VS. D&D Starter Set!

Starter Set or Essentials Kit? - D&D Duet

Essentials Kit – Cast Guidance

Comparing the D&D Essentials Kit with the 5e Starter Set