For the 4th question explain the "four factors that differentiate services marketing from product marketing," For the 5th question explain your reasoning !

4. A local nail salon employs various nail technicians that clean, file, trim, polish and repair fingernails and toenails. They discuss treatments with clients, such as applying artificial nails or moisturizing hands and feet. Understanding that all services are impacted by these four factors that differentiate services marketing from product marketing, select the one factor that impacts this business the most from a marketing perspective? (Highlight one answer) a. Inseparable b. Heterogeneous c. Perishable d. Intangible Explain your answer using course concepts: 5. Reflecting on the previous question, what are at least two things a marketing professional could do to help counter the factor that would most impact the business in this scenario