Select from options: How similar are the following two sentences?

Thai protesters break into army headquarters
Thai protesters storm army headquarters

Give the answer on a scale from 0 - 5, where 0 is "not similar at all" and 5 is "means the same thing".

Pick your answer from:
(a). 0;
(b). 1;
(c). 2;
(d). 3;
(e). 4;
(f). 5;
(f).