A car is moving `12 m/s` due east attains a speed `16 m/s` towards noth in 4 seconds. The magnitude of its average acceleration in `m//s^(2)` is

Options

A. `1 m//s^(2)`
B. `3 m//s^(2)`
C. `5 m//s^(2)`
D. `7 m//s^(2)`