Predict the next 5 pitches in the baseball game sequence: fast ball, curve ball, fast ball, curve ball, fast ball, curve ball, fast ball, fast ball, fast ball.
a. Fast ball, curve ball, curve ball, fast ball, curve ball
b. Curve ball, fast ball, fast ball, curve ball, fast ball
c. Fast ball, curve ball, fast ball, fast ball, curve ball
d. Curve ball, curve ball, fast ball, curve ball, curve ball