Step-by-step explanation:
Using the properties of logarithms, the left side of the equation becomes

while the right hand side becomes

so we end up with

The answer would be answer choice B.
Acceleration is to change in speed divided by the time for the change. Change in speed is end speed minus started speed.
3m/s-1m/s and equals to 2m/s.
The answer should be A. (2m/s^2.)
Hope it helped you!
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