Tennis Strokes

Fill in the Venn Diagram that would represent this data.

200 tennis players were asked which of these strokes they considered their weakest stroke(s): the serve, the backhand, the forehand.

20 players said none of these were their weakest stroke.
30 players said all three of these were their weakest stroke.
40 players said their serve and forehand were their weakest strokes.
40 players said that only their serve and backhand were their weakest strokes.
15 players said that their forehand but not their backhand was their weakest stroke.
52 players said that only their backhand was their weakest stroke.
115 players said their serve was their weakest stroke.