When the Race Among Rivals for Industry Leadership Is a Marathon

When the race among rivals for industry leadership is a marathon rather than a sprint,

A) it is best to be a fast follower rather than a first mover or a slow mover.
B) fast followers find it easy to leapfrog the pioneer with even better next-generation products of their own.
C) a slow mover may not be unduly penalized and first-mover advantages can be fleeting.
D) being a first mover generally entails relatively low risk and carries a potentially big advantage.
E) there are nearly always big advantages to being a slow mover rather than an early mover,especially as concerns avoiding the "mistakes" of first or early movers.