Explain why open$-$ended questions are effective. Create two questions which are open$-$ended. $2.$ What is the difference between wants and needs? What role does the salesperson have in helping the buyer identify needs? $3.$ Explain the differences between relationship selling and transactional selling. Provide an example for each. $4.$ Two Needs, Features and Advantages are expressed in the chart below for a Photocopier product example. Complete the Benefit box with a relevant benefit from the point of view of a customer.NeedFeatureAdvantageBenefitIncreased ProductivityHigh$-$speed processingWill produce $100$ copies per minute Improve companys imageHigh resolution, full colour capabilityProduces crisp, high quality colour photocopies $5.$ Explain what a USP is and why are they used? And, in preparing your presentation is it better for you to have more than one USP?