The value of a motorcycle each year follows the sequence $12,000 $9,600, $7,680, $6,144
Which formula represents the recursive definition of the sequence where n represents the number of years?
A. aₙ = aₙ₋₁ (0.8)
B. aₙ = aₙ₋₁ -2,400
C. aₙ = aₙ₊₁ (0.8)
D. aₙ = aₙ₋₁ (5/4)