[单选题]
08.03: A dog starts from rest anly9-z)nr b*a7 c3hjphd m,d*c, rb 7y k leeqmmo3lkgx: v7:,w-runs in a straight line with a constant acceleration of 2 :kl m g b-d ,wmo*qme7vrxe73,k,yc:l$.5\;m/s^2$. How much time does it take for the dog to run a distance of $10\;m$?
