2.6. For each the following scenarios, identify which data processing method (batch or online, real-time) would be the most appropriate.a. Make an airline reservation online, real-timeb. Register for university courseonline, real-timec. Prepare biweekly payroll checksbatchd. Process an order through an e-commerce web siteonline, real-timee. Prepare a daily bank depositbatchf. Preparation of customer bills by a local utilitybatchg. Accumulate daily costs from a production run of a single automobilepartbatchh. Identify the replacement drill bit size for a bit broke during a recentproduction runonline, real-time