it is in management information system

please answer quickly I don't have time only 10 minutes

I need only the correct answer

Android and iOS are two operating systems in the software industry. The discussions in social media shows that Android is the easiest operating system to use. But followers of iOS argue that iOS is the best operating system in the whole world in terms of user friendliness. The discussion here is about characteristic of the information system. O a Simplicity O b. Consistency OC. Flexibility O d. Reliability SONY was expanded as Sound of New York in America, but it started facing severe competition from a newly found company called YAMAHA in selling the Audio products. Sony started losing a number of customers in a short period of time. Which of the competitive forces is mentioned in this scenario? O a Bargaining power of the raw material producers, O b. Bargaining power of the suppliers. Oc Rivalry among existing competitors. Od Threat of new entrants