Answer
Wimbledon is Müller's favorite tournament because it is the only Grand Slam played on grass, a surface that suits his aggressive playing style. Müller's powerful serve and volley game allows him to dominate on grass, as the ball skids low and fast, making it difficult for opponents to return. Müller has reached the quarterfinals of Wimbledon twice, in 2017 and 2018, and is always a contender for the title.