Make sure each program has at least one method in addition to its driver method(main). Or use one driver main method and write method(s) for each of the program. Question 1: Write a java program that reads a sentence or group of words from a file and display the frequency of each word which makes up the sentence. Use space as your delimiter. Example: James while John had had great had had had had had had had had had a better effect on the teacher. John = 1; great =1; James=1; had = 11, etc