need help with F,G,,Hand I PLEASE

QUESTION 4 Colgate, the producers of Colgate Optic White, are looking to revamp their marketing communications for their whitening toothpaste. They have decided to introduce a new print advertisement utilising the famous Australian model Miranda Kerr, but cannot decide if she should be wearing red or pink lipstick in order to highlight the whiteness of her teeth. You are required to design an experiment to test consumer perceptions of teeth whiteness for the two lipstick options. (a) State the Decision Maker's Purpose (1 mark) (b) State the Marketing Research Question (1 mark) (c) State the Research Objective (1 mark) . (d) What is the independent and dependent variable in this study? (1 mark) (e) Write a hypothesis proposing the relationship between the independent and dependent variable (1 mark) () if you were required to design the two stimuli to be used in this experiment, explain the elements of the stimuli that would be kept constant (controlled), and explain the elements that you would change (manipulate) (1 mark) (a) Should a field experiment or a lab experiment be conducted to test the relationships between the variables? Why? (1 mark) (h) Identity at least one extraneous variable that may influence the results. (1 mark) Comment on both the internal and external validity of the experiment which would be higher in the proposed experiment and why? (2 marks)