Which of the following hypotheses could be tested using achi-square goodness-of-fit test?

a.Individuals with red cars are significantly more extroverted than individuals with green, black or silver cars.

b.Choice of car colour is directly related to measures of extroversion.

c.None of the other choices.

d.In terms of car colour, more individuals choose a red car, than a green, a black or a silver car.