Achess competition has eliminations each round. the table below shows the number of players in each of the first 5 rounds of the tournament:

round (x)
12345

players f(x)
256128643216

compute the average rate of change of f(x) from x = 1 to x = 5 and identify the meaning of that rate.

a.) −60; on average, there was a loss of 60 each round.
b.) −240; on average, there was a loss of 240 each round.
c.) 4; there were 4 rounds between rounds 1 and 5.
d.) 240; there were 240 fewer players between rounds 1 and 5.