The correct answer is B. FIFO.
FIFO stands for First In, First Out. It is a technique for processing jobs on a first-come, first-served basis. In FIFO, jobs are processed in the order in which they are received. This is a fair and efficient way to process jobs, as it ensures that all jobs are processed in a timely manner.
FAX stands for Facsimile. It is a technology that allows for the transmission of documents over a telephone line. GIGO stands for Garbage In, Garbage Out. It is a principle that states that the quality of the output of a system is only as good as the quality of the input. C. GIGO cable is not a valid option. D. Optical mark reader is a device that reads marks made on paper.
I hope this helps! Let me know if you have any other questions.