C# Use visual Studio 2017

Write a program that reads a file consisting of students’ test scores in the range 0-200. It should then determine the number of students having scores in each of the following ranges: 0-24, 25-49, 50-74, 75-99, 100-124, 125-149, 150-174 and 175-200. Use labels to display the score ranges and the number of students for each range. The data file, testscores.txt,

: You must use an array to hold the scores that are read from the file.

Extra :

Add a check box to the form. When the checkbox is selected, the program should display on the form the class average.