By default, the Open dialog box displays the contents of the user's Documents directory. How may a different directory be selected to be shown first?

Menu option B -- Determine GradeThe program will READ in data from a text file named Grades.txt. The user corrects any bad data. The program updates the information in Grades.txt file. For example, if the file contains 55 credits which exceeds the max credits you can take during one semester. You will create and submit a text file with a minimum of 5 records in addition to the example below. The file is named Grades.txt and contains the following format: first line full namesecond line number of creditsthird line study hours Such asPatrick Mahomes1236DesHAun waTson9appledrew BrEeS5515JULIO JONES1545 The program determines the grade, assuming it’s the same grade for each classAll data must be displayed in proper case such as Wendy Payne, i.e. no names should be in all lower case or all upper case or a mix such as wendy or PaYNe. Use module(s) to convert to proper case.The program displays the student’s name, number of credits, total weekly study hours, and desired gradeThe information…

BAGGINS Trucking maintains a trip file in which each record contains the following data:DRIVER nameMILES driven on tripHOURS driven on trip Design an application that inputs records from the file (until reaching "eof") and, for each record, displays the DRIVER's name and the average Miles-per-Hours (MPH) for the trip where MPH is calculated by dividing the MILES by the HOURS. The program should also accumulate a GRAND total of the MILES driven. At the end, the program should display the GRAND total of the MILES driven. For example, if the trip file contained the following:Smith, 300, 5Williams, 750, 10Jones, 880, 11 then the program should display:Smith averaged 60 mphWilliams averaged 75 mphJones averaged 80 mphGrand total of miles is 1,930 Pseudocode:

The purpose of a file extension has to be treated independently from how it appears in your text.