Which of the exponential growth functions has a multiplicative rate of change of 4? A 2-column table has 4 rows. The first column is labeled x with entries negative 1, 0, 1, 2. The second column is labeled f (x) with entries one-half, 1, 2, 4.

A 2-column table has 4 rows. The first column is labeled x with entries negative 1, 0, 1, 2. The second column is labeled f (x) with entries one-eighth, 1, 8, 64.

A 2-column table has 4 rows. The first column is labeled x with entries negative 1, 0, 1, 2. The second column is labeled f (x) with entries one-fourth, 1, 4, 16.