Scientific research done by a socia

Scientific research done by a social scientist on e.g. graffiti is likely to be different from that carried out by a journalist. Which of the statements below would NOT apply to such scientific research?

a.
Social scientist will try to make a contribution to theory

b.
Social scientist will aim to say something likely to apply to graffiti in general

c.
Social scientist will start with the assumption that graffiti is wrong and aim to reveal its full detrimental impact

d.
Social scientist will aim to find evidence that contradicts his hypotheses about graffiti