Best response to the English Opening: King's English Variation, Two Knights Variation (A22)

1. c4 e5 2. Nc3 Nf6 · White to move

What is the best response to the English Opening: King's English Variation, Two Knights Variation (1. c4 e5 2. Nc3 Nf6)? White to move. See the top replies ranked by opening theory and real-game results, starting with f4.

The main theoretical reply is f4, reaching the English Opening: King's English, Mazedonisch.