6jnvwngdcb 6jnvwngdcb 03-08-2022 Physics contestada After traveling for 6.0 seconds, a runner reaches a speed of 12 m/s after starting from rest. What is the runner's acceleration? A. 2 m/s² OB. 72 m/s² C..5 m/s² D. 6 m/s²