[单选题]
When the rocket engines on the starship NO-PAIN-*b:3 cgo7 5:ymv6jwnqouxc7 bNO-GAIN are sudden1 x,8(wl i8lgsce ut1fly turned off, while traveling in empty space, i (llwt81x1c8ugsf ,ethe starship will
A. stop immediately.
B. slowly slow down, and then stop.
C. go faster and faster.
D. move with constant speed.