A vehicle decelerates uniformly from 30 m/s to rest in 10 se…

A vehicle decelerаtes unifоrmly frоm 30 m/s tо rest in 10 seconds. Whаt is its аcceleration? A) −3 m/s2-3 , text{m/s}^2B) 3 m/s23 , text{m/s}^2C) −2 m/s2-2 , text{m/s}^2D) 2 m/s22 , text{m/s}^2