What Pokémon should I use to defeat Nessa?

What Pokémon should I use to defeat Nessa? All three of Nessa’s Pokemon are weak to Electric-type attacks, so a Yamper, Pikachu, Joltik, or Electrike (Route 4) are all great choices.

All three of Nessa’s Pokemon are weak to Electric-type attacks, so a Yamper, Pikachu, Joltik, or Electrike (Route 4) are all great choices.