5. What are the reasons for conducting a literature review? 5 marks 6. Discuss how credibility is established in qualitative data analysis. 5 marks 7. Distinguish between exploratory, descriptive and causal research designs. Include the specific definitions of each of these terms, and 3 key points on how each of these differ from each other. You can also include how each can be used, analyze, or provide various examples of each. 10 marks 8. Identify the 4 phases of The Marketing Research Process. Describe each phase and provide context to what sub-steps, key information or actions occur at each of the 4 phases. 10 marks