What's the answer to this multiple choice?

https://halo.gcu.edu/quiz/96fa0ed5-046b-49a9-8201-7115fe370482/start-quiz/2df01513-76f7-4 lo learn MESSAGES Quiz Progress sment Title pic 2 Assessment 7/20 Answered V Question 8 2 V V Which of the following is a type of input device? Select one A. Speaker 7 B. Monitor O C. Microphone O D. Printer 10 11 Question 9 12 Type here to search W ASUS