This question has options. Select from options: Read this fact: "force causes the speed of an object to increase"

Now answer this question: "Adding force to a moving train will:"

Pick your answer from:
(a). cause it to travel further in the same time;
(b). cause the structure to take up less space;
(c). cause it to travel less distance in the same time;
(d). increase the mass of the structure;
(a).