What Path Would a Planet (Like Earth!)take If the Force

What path would a planet (like Earth!) take if the force of gravity from the Sun were to suddenly be removed?

A) The planet would move in a straight line tangential to its present orbit.
B) The planet would stop moving altogether because there would be no gravity acting on it.
C) The planet would move in a straight line outward, directly away from the Sun's position.
D) The planet would begin to move in a long ellipse with the Sun at one focus.